![]() ![]() School of Nursing, University of Colorado Health Sciences Center, Denver, USA.
Music is a patterned temporal art characterized by its pulse, rhythm, and melody. It can be intentionally used as a vehicle or gateway to the nonrational as contrasted to an irrational dimension of human experience. This realm of experience frequently provides access to the sacred. The indissoluble unity of body-mind-spirit has been a tenet of creative artists for centuries, and is now gaining the attention of health care professionals. This article explores the conceptual and applied potential of integrating music as a spiritual practice in skilled and compassionate health and illness care. M S Rider, J W Floyd, J Kirkpatrick
The purpose of this study was to measure the effects of music, progressive muscle relaxation (PMR), and guided imagery (GI) on the adrenal corticosteroids, or "stress hormones." Hypotheses were designed to evaluate the effect of a taped induction of music/PMR/GI on the mean level (1), circadian amplitude (2), and circadian re-entrainment with body temperature (3) of urinary corticosteroids. Urine collections and body temperature were recorded in shift-working nurses during three 4-5 day intervals over a 1-month period. The nurses listened to the tape on a daily basis, commencing after the first recording period. Results indicated that circadian amplitude decreased significantly (p = .007), and corticosteroid and temperature rhythms were significantly (p less than .01) more entrained during the tape conditions. The mean corticosteroid level also declined during tape listening, but nonsignificantly (p = .15). Because of the close relationship between corticosteroids and the immune system, these data suggest a relationship between music/relaxation techniques and physical health.
The purpose of the present study was to investigate whether rhythmic beats only or music would be more effective as accompaniment for the motor performance of specific rhythmic-dance steps by 30 female students of physical education (M age 20.1 yr.), without prior experience in music or dance. They performed a dance routine in synchronization with a musical phrase of eight rhythmical meters, with the general value of 4/4 each. Each meter involved representative steps of the rhythmical values of 4/4, 1/4, 1/8, and 1/16 like rhythmical walking, small kicks, galloping, chass�, cat leap, and different ways of balancing. Subjects performed these in synchronization to the rhythm played on a tambourine or to music played on an harmonium. All movement performances were registered using two video cameras. Differences between the two groups ("rhythm"and "music")and across the different meters (4/4, 1/8, 1/8, 1/16, 1/4) were analyzed by a mixed between-within subjects 2 x 3 analysis of variance with repeated measures of "meter." Students who performed with the tambourine showed better synchrony with that external auditory stimulus than students who performed the same routine guided by music played on the harmonium. Also, students showed better synchrony with the external rhythm when performing a whole (4/4 meter) than when performing either the 1/8 or the mixed 1/8-1/16-1/4 meters. These findings suggest that for highly complex artistic movements such as the ones involved in dance, beginners perform much better when their movements are guided by a rhythmical sequence of single beats than when guided by a musical phrase having identical metrical structure.
Music lacks the specific sound-concept association that is characteristic of speech, making exchange of information less precise. Nevertheless, verbal language has not replaced musical communication. Music is common to all peoples and cultures, probably because certain impressions and emotions are communicated more successfully by direct musical intuition. Different musical traditions have common features which can be explained by acoustic, auditory and neurobiological mechanisms. Harmonic (consonant) intervals--octave, fifth, fourth, third--play an important role, and are also spontaneously preferred by animals (rats). Pitch and chords are simultaneous patterns that are normally controlled by the right (non-speech) hemisphere of the brain. Rhythm, speech and language, and prosody are sequential patterns that are controlled by the left hemisphere. Musical sounds are stored as structural memory patterns, analogous to poetry or rhyme, independent of comprehension. Simultaneous singing and rhythmic movement facilitate initiation and fluency of speech. Musical functions are included in neuropsychological test batteries. In medicine, music is used as an alternative channel of communication in aphasia and developmental disorders, and in psychotherapy.
Francesco Angelucci, Enzo Ricci, Luca Padua, Andrea Sabino, Pietro Attilio Tonali
It has been reported that music may have physiological effects on blood pressure, cardiac heartbeat, respiration, and improve mood state in people affected by anxiety, depression and other psychiatric disorders. However, the physiological bases of these phenomena are not clear. Hypothalamus is a brain region involved in the regulation of body homeostasis and in the pathophysiology of anxiety and depression through the modulation of hypothalamic-pituitary-adrenal (HPA) axis. Hypothalamic functions are also influenced by the presence of the neurotrophins brain-derived neurotrophic factor (BDNF) and nerve growth factor (NGF), which are proteins involved in the growth, survival and function of neurons in the central nervous system. The aim of this study was to investigate the effect of music exposure in mice on hypothalamic levels of BDNF and NGF. We exposed young adult mice to slow rhythm music (6h per day; mild sound pressure levels, between 50 and 60dB) for 21 consecutive days. At the end of the treatment mice were sacrificed and BDNF and NGF levels in the hypothalamus were measured by enzyme-linked immunosorbent assay (ELISA). We found that music exposure significantly enhanced BDNF levels in the hypothalamus. Furthermore, we observed that music-exposed mice had decreased NGF hypothalamic levels. Our results demonstrate that exposure to music in mice can influence neurotrophin production in the hypothalamus. Our findings also suggest that physiological effects of music might be in part mediated by modulation of neurotrophins.
M Arias G�mez
Servicio de Neuroloxia. Hospital Cl�nico Universitario. Santiago de Compostela (La Coru�a).
Music perception and output are special functions of the human brain. Investigation in this field is growing with the support of modern neuroimaging techniques (functional magnetic resonance imaging, positron emission tomography). Interest in the music phenomenon and the disorders regarding its processing has been limited. Music is not just an artistic activity but a language to communicate, evoke and reinforce several emotions. Although the subject is still under debate, processing of music is independent of common language and each one uses independent circuits. One may be seriously affected and the other practically unharmed. On the other hand, there may be separate channels within the processing of music for the temporary elements (rhythm), melodic elements (pitch, timbre, and melody), memory and emotional response. The study of subjects with absolute pitch, congenital and acquired amusias, musicogenic epilepsy and musical hallucinations has greatly contributed to the knowledge of how the brain processes music. Music training involves some changes in morphology and physiology of professional musicians' brains. Stress, chronic pain and professional dystonias constitute a special field of musicians' disturbances that concerns neurological practice. Listening to and playing music may have some educational and therapeutic benefits
Q Yuan, X H Liu, D C Li, H L Wang, Y S Liu
Institute of Space Medico-Engineering, Beijing, China.
Objective. To observe the effect of noise and music on EEG power spectrum. Method. 12 healthy male pilots aged 30 +/- 0.58 years served as the subjects. Dynamic EEG from 16 regions was recorded during quiet, under noise or when listening to music using Oxford MR95 Holter recorder. Changes of EEG power spectrum of delta, theta, alpha1, alpha2, beta1 and beta2, frequency components in 16 regions were analyzed. Result. The total alpha1 power was significantly decreased, while the total theta power was significantly increased when listening to music; It implies that the interhemispheric transmission of information in the frontotemporal areas might be involved. Conclusion. The changes of the EEG power spectrum were closely related to man's emotions; relaxation was associated with music; Individual difference exists in the influence of sound on EEG.
Luciano Bernardi, Cesare Porta, Peter Sleight
University of Pavia, Italy.
OBJECTIVE: Music might induce changes in the cardiovascular and respiratory systems of potential clinical use, particularly in modulating stress. We assessed the importance of tempo, rhythm, melodic structure, pause, individual preference, habituation, order effect of presentation, and previous musical training. DESIGN: Measuring cardiovascular and respiratory variables while listening to music. SETTING: University research laboratory for the study of cardiorespiratory autonomic function. PATIENTS: Twelve practising musicians and 12 age-matched controls. INTERVENTIONS: After a 5 min baseline, presentation in random order of 6 different music styles (first for a 2 min, then for a 4 min track), with a randomly inserted 2 min pause, in either sequence. MAIN OUTCOME MEASURES: Breathing rate, ventilation, carbon dioxide, RR interval, blood pressure, mid - cerebral artery flow velocity, and baroreflex. RESULTS: Ventilation, blood pressure and heart rate increased, mid-cerebral artery flow velocity and baroreflex decreased with faster tempi and simpler rhythmic structures, compared to baseline. No habituation effect was seen. The pause reduced heart rate, blood pressure and minute ventilation - even below baseline. An order effect independent of style was evident for mid-cerebral artery flow velocity, indicating a progressive reduction with exposure to music, independent of style. Musicians showed greater respiratory sensitivity to the music tempo as compared to non-musicians. CONCLUSIONS: Music induces an arousal effect, predominantly related to the tempo. Slow or meditative music can induce a relaxing effect; relaxation is particularly evident during a pause. Music, especially in trained subjects, might first concentrate attention during faster rhythms, then induce relaxation during pauses or slower rhythms.
M Biasutti
Some theoretical researchers have hypothesized links between music and altered states of consciousness. Music can influence the induction and maintenance of hypnosis. In addition, some altered states of consciousness may stimulate the musical creativity and musical production of mankind. In this research, the relationship between music and altered states of consciousness is studied from an experimental point of view. The experiments were conducted with 30 university students divided into two groups: the Hypnosis Group and the Control Group. The "Test di abilita musicale" was applied. The first group did the retest after post-hypnotic suggestions and the second in waking conditions. The statistical analysis proved that the Hypnosis Group had better results in the retest than the Control Group, especially in the rhythm test with F(1,28) = 25.60, p less than 0.0001.
Andrea M Cevasco, Roy E Grant
The University of Georgia, USA.
Many of the noted problems associated with Alzheimer's disease (AD) sometimes can be delayed, retarded, or even reversed with proper exercise and interaction with the environment. An overwhelming body of research efforts has revealed that music activity brings about the greatest degree of responsiveness, including exercise, in clients with AD; yet, specific techniques which elicit the greatest amount of physical responses during the music activities remain unidentified. The purpose of this study was two-fold: comparing two methods of intervention and comparing responses to vocal versus instrumental music during exercise and exercise with instruments. In Experiment 1 the authors compared 2 treatment conditions to facilitate exercise during music activities: (a) verbalizing the movement for each task once, one beat before commencing, followed by visual cueing for the remainder of the task; (b) verbal and visual cueing for each revolution or change in rhythm for the duration of the task. Data collection over 38 sessions consisted of recording the participation of each client at 30-second intervals for the duration of each treatment condition, indicating at each interval whether the client was participating in the designated movement (difficult), participating in exercise approximating the designated movement (easy), or not participating. Results indicated that the continuous verbal cueing/easy treatment elicited significantly greater participation than one verbal cue/difficult treatment, p <.05. Furthermore, the approximation/precise response (easy) resulted in significantly greater responses than the precise response (difficult), p < .001. In Experiment 2 the responses to types of music, vocal versus instrumental, during types of activities, exercise with and without instruments, were examined. Data were collected over 26 sessions, 52 activities, in the same 2 assisted living facilities as those in Experiment 1, but one year later Results indicated that both the type of activity and the type of music had some effect on participation. Also, data indicated participation in exercise to instrumental music was significantly greater than exercise with instruments to vocal music,
U Reinhardt
Ambulanz f�r H�matologie und Onkologie, Klinikum Bayreuth, Germany.
OBJECTIVE: Registration of the influence of musical rhythm on synchronisation and coordination of heart rate. DESIGN: Randomized pilot study. PROBANDS: 28 patients with chronic cancer pain in a stable phase of the disease. Intervention:14-day training of a relaxation therapy designed for improving the falling asleep, including a 30-minute lullaby-like, rhythmically dominated music with gradually decreasing tempi. No training in the control group. OUTCOME MEASURES: Continuous registration of heart rate and comparison with musical beat on day 1 and 15. Analysis of the degree of synchronisation, i.e. the coordination of systole and musical central time point (1st beat of the 6/8 time alla breve). Recording of the time of falling asleep and registration of the patient's subjective evaluation of the relaxation therapy and the pain intensity using verbal rating scales. Documentation of the use of analgetics. RESULTS: Under the relaxation therapy trained patients showed an increasing synchronisation and coordination of heart rate and musical beat. At a musical tempo between 48 and 42 beats per min a very stable 2 : 3 synchronisation occurred. Trained patients who reported the best relaxing and analgetic effects showed the highest degree of synchronisation. Relaxation therapy led to an improvement of falling asleep and to a decrease in consumption of analgetics. CONCLUSIONS: Lullaby-like music within a special range of tempi can induce a trainable synchronisation of heart rate, functionally associated with the formation and intensity of a relaxation reaction. Further investigations are promising, however, substantial improvements in the measurement and documentation methods are needed.
The Effects of Violent Music Content on Teenagers Throughout history the human populous has been attracted to music. Whether it be part of a ritual, an emotional release, religious reasons, or just for listening pleasure music has been at the center of our society. We have used music to express ourselves, tell stories, and let others into our thoughts. However, we often wonder whether what we are saying has an effect on the listening audience. Recently, in the 1990's references have often been made to link violent and deviant behavior to music and certain music genres. Some such genres include but are not limited to; heavy metal, rock, death metal, rap, gansta rap, industrial, hardcore, and alternative music. During the last decade we have seen music lyrics become more and more violent and sexually explicit. Experts argue that this can cause problems in children and adolescents. Studies show that the average teenager listens to approximately 40 hours of music in a given week. One is to assume that somewhere in the mix a child is going to hear something derogatory or objectionable, as it has become the norm in todays society. In most music today especially rap and heavy metal most of the lyrics contain references to violence, sex, and/or drugs. While many argue that this is dangerous for children to hear we know that a modern day teenager often faces violence, drugs, suicide, pregnancy, and other aspects of this music. While we find that lyrics may be dangerous to a child we must ask ourselves whether the child fully understands and comprehends what the artist is saying. Teenagers often do not understand what is being said, in fact in one study only 30 percent of those questioned knew the lyrics to their favorite songs and they all had varied comprehension as to what the message was. It could be argued that if the lyrics were not included in the artists booklet then the audience would never know what was being said. Some lyrics are indeed harsh such as this Nine Inch Nails lyric: I am a big man yes I am; and I have a big gun; got me a big ole *censored* and I like to have fun; held against your forehead I'll make you suck; you know, just for the *censored* of it. Obviously we cannot interpret this as a positive meaning. A sampling of lyrics from Marilyn Manson include Who says date rape isn't fun, ...the housewife I will beat.., and I slit my teenage wrist, among others. Manson concerts are often grounds to bash religion and rip bibles while fan chant we hate love, we love hate. Other songs that have overtones of violence include slap-a-ho by Dove Shack and another song sung by death metal band Cannibal Corpse in which they make reference to masturbating with a dead womans head. Avid music lovers attest that they words sung in these songs are just words and or no different that poetry printed in literature books. No studies to date have concluded that listening to a song that speaks of death will make a teenager want to go out and kill. Do these kinds of lyrics breed todays children to be killers and to be sexually promiscuous? Yes, and no, depending on who you speak to. Listening to music does not drive people to kill, and no proof of such has been offered. In fact, one teacher speaks of a student who wore a Metallica shirt everyday to school and wrote lyrics with foul language, but was often seen sitting in the front row at Sunday mass with his mother in a nice suit. The same people who go out to see Black Sabbath and Motley Crue are the same people who handle world finance and international affairs, it is just their choice in music. Studies that use music videos on the other hand show an increased tolerance in deviant behavior among both males and females. Music videos add reinforcement to what is being heard with the use of visuals. Now an extra sense is being used. Videos often exhibit sexual innuendo, acts of aggression, and gender stereotypes. Studies showed that men have a tolerable attitude as to what is violent and what is too far in sexual advances. Women have less of a tolerance. Studies have also found that heavy metal music and gansta rap influence mens attitudes towards women and that increased exposure to videos containing interpersonal violence against women tended to increase men's acceptance of rape myths such as she was dressing like she wanted it or she brought it on herself. In contrast, women's beliefs decreased and they felt that men were coming on too strong and being to aggressive. Another study conducted on college campuses in the northwestern United States involved men and women watching various music videos and then answering a set of questions afterwards. One video was The Way You Make Me Feel by Michael Jackson which depicts a man stalking a woman who then becomes infatuated in his game of pursuit. The other was The Stand by REM which only showed the band on-stage playing instruments. In questions answered after the videos men said it was necessary to pursue the woman to such an extent while women thought it was annoying and/or disturbing. Men scored higher on a attitudes for sexual overtones, while surprisingly women scored slightly higher on the acceptance of interpersonal violence. The studies did conclude that women who were often subjected to violent music videos were more accepting of violence than those who have not had constant viewing or listening to such lyrics and images. It also showed that men had a greater acceptance of sexual stereotyping and rape myths after being subjected to the videos. Many methods of behavior modification have been suggested in order to keep this music from causing harm or hurting anyone individuals. Many arguments can be made as to whether the music should be censored or if it is unconstitutional to do. The American Academy of Pediatrics recommends different types of behavior modification to combat the harmful effects of this music. One such idea is as simple as having parents be aware as to what their children are listening to, and to discuss anything they deem objectionable. This would be a positive way to relate emotions to the songs. Another idea proposed is labeling of content in compact discs. It would be labeled outside as to what the lyrics contained (i.e. language, sex, drugs). It has also been suggested that groups as well as individuals approach record companies, music studies, and artists and ask them to consider the ramifications of their music on their audience and market it accordingly and in a favorable manner. Ideas have been proposed to set up research studies to further investigate the effects of explicit music on the behavior of teenagers. One of the most effective ideas proposed is as simple as people accept that this music is an art form and a means of self- expression and emotional release and treat it as such. Just as with rock and roll and Elvis Presley people will always find something wrong with the music that others listen to.
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