Tag: "rhythms" at medical news
Study finds possible mechanism for link between sleep disturbances and metabolic syndrome
...large waist. Scientists have found that circadian rhythms
(which control the sleep/wakecycle and other biological processes), hunger, and satiety are all regulatedby centers within a brain structure called the hypothalamus. And previousstudies in humans have suggested that disrupted sleep patterns maycontri...
Lack of sleep can affect athletic performance in teens
...studies that measured sleep patterns and circadian rhythms
in children and adolescents in the May 24 issue of Clinics in Sports Medicine. While it's widely known that lack of sleep can affect learning, mood and behavior in teenagers, Carskadon suggests that insufficient sleep can also negatively impact teen ...
High school start times deprive teens of sleep, affect academic performance
...hasized that more research on adolescent circadian rhythms
is needed, they also believe that all groups deali...eep phenomena. "Knowledge of adolescent circadian rhythms
could promote better family relationships if parents understood that sleeping late on weekends is pa...
Study shows ramelteon reduced insomnia symptoms in elderly
...eus, or SCN. The SCN regulates 24-hour biological rhythms
including the sleep-wake cycle and is also called the body's "master clock." WHY: An estimated 60 million people in the U.S. suffer from insomnia, and approximately half of all older adults experience one or more symptoms of insomnia at least a...
Fish oil supplements may be harmful to patients with abnormal heart rhythms
... actually increase life-threatening abnormal heart rhythms
in patients with implanted defibrillators. The s...ul and increase the risk of life-threatening heart rhythms
in this group of patients." Researchers enrolled patients who had suffered from recent episodes of e...
FDA approved ROZEREM (ramelteon)
...clock" because it regulates 24-hour, or circadian, rhythms
including the sleep-wake cycle. The ROZEREM NDA, submitted in September 2004 by Takeda Global Research & Development Center, Inc., was based on data collected from an extensive clinical research program, including recently completed clinical studies...
Timing of women's labor may determine effectiveness of pain medication
WINSTON-SALEM, N.C. Natural daily body rhythms
may influence the effectiveness of spinal-epidural...al was to determine if the body's natural internal rhythms
can affect the effectiveness of pain medication for laboring women. The study, reported in the curre...
Musical training might be good for the heart
..., say the authors, while calm is induced by slower rhythms
or pauses. They suggest that this could therefore be helpful in heart disease and stroke. Other research has shown that music can cut stress, improve athletic performance, improve movement in neurologically impaired patients, and even boost milk pro...
Study shows success and less risk in treating kids with heart rhythm problems
...ren's Hospital, where children with abnormal heart rhythms
are treated. The research study involved a mapping system known as LocaLisa, which uses a law of physics known as Ohm's law to localize a catheter in 3-dimensional space and tell doctors where in the heart thier catheters are located. The catheters ...
Riding roller coasters may actually be 'death-defying' for people with heart disease
...eart attack, have heart disease or irregular heart rhythms
should not ride a roller coaster," said Jurgen Kus...ease could result in heart attack, irregular heart rhythms
and possibly sudden cardiac death." A German study of 37 men and 18 women volunteers average age 28...
What can change in the brain? Electrical synapses, research shows
...se junctions probably help regulate specific brain rhythms
that occur while you are awake or sleeping. So this work helps us better understand, in a basic sense, how the brain regulates behavioral states." Carole Landisman, currently a neurobiology researcher at Harvard Medical School, is the lead author of ...
JRRD special issue on hearing and hearing loss
...ormation and information with disruption in speech rhythms
may be important to address in the next generation of signal processing hearing aids. Progressive intervention approach to the clinical management of tinnitus , pg 95 A five-level "progressive intervention" approach to managing tinnitus is presen...
Loyola study: Telemetry captures stroke patients cardiac problems
...mong the telemetry patients, 80 percent had normal rhythms
but the remainder had abnormal rhythms. Results o...patients placed on telemetry developed new cardiac rhythms
while monitored. "This finding is significant in that the new rhythm may have both immediate and l...
Enhanced external counterpulsation reduces angina, says University of Pittsburgh study
...fore the heart begins to pump (systole). The heart rhythms
are picked up through a computerized EKG machine. The benefits of EECP include increased blood flow to the heart and coronary arteries, thereby enabling the heart to perform at an optimal level. Using data from the International EECP Patient Registry...
The science of lost sleep in teens
...han a decade. Her research on adolescent circadian rhythms
indicates that the internal clocks of adolescents undergo maturational changes making them different from those of children or adults. Nevertheless, teens must adhere to increasingly earlier school start times that make it nearly impossible for them ...
Patients with severe sleep-disordered breathing have high odds of abnormal heart rhythms
... more likely to experience complex, abnormal heart rhythms
while sleeping than individuals without the problem, according to the Sleep Heart Health Study (SHHS). These findings appear in the April 15 issue of the American Journal of Respiratory and Critical Care Medicine, published by the American Thoracic S...
Prenatal alcohol exposure can alter circadian rhythms in offspring
...er influences the ability to synchronize circadian rhythms
to light cues. Children with fetal alcohol spect... their circadian systems which control biological rhythms
have been affected by alcohol exposure during development. A rodent study in the May issue of Alc...
Studies show improving pacemaker reliability, increased implantable defibrillator failure rates
...ts that beat too slowly and ICDs by treating heart rhythms
that have become dangerously fast. In the first study, which Maisel performed with colleagues at the U.S. Food and Drug Administration (FDA), he found that, between the years of 1990 and 2002, there were 2.25 million pacemakers and almost 416,000 IC...
Melatonin improves mood in winter depression
...o test the hypothesis that circadian physiological rhythms
become misaligned with the sleep/wake cycle during...ing some people to become depressed. Usually these rhythms
track to the later dawn in winter, resulting in a circadian phase delay with respect to sleep simila...
Smokers seven times more likely to receive jolt from heart devices
... that are placed within the chest to monitor heart rhythms
and deliver electrical charges directly to heart muscle to correct abnormal rhythms. Abnormal rhythms
can occur without warning, and some can cause death rapidly if no action is taken. A recent study de...