Tag: "apnea" at biology news

Why some neonates need caffeine

...d control of respiration, which can thus terminate apnea and initiate normal breathing. These receptors are...ore and after administration of aminophylline. The apnea frequency and the different sleep stages were not, however, scored. A New Study Now a team of Fren...

Obesity and hypertension: Two epidemics or one?

... is an important risk factor for obstructive sleep apnea but obstructive sleep apnea may be more closely associated with the enlarged abdomen than overall body obesity. Obstructive sle...

Researchers identify key player in respiratory memory

...nt paper. He notes that some people who have sleep apnea - a disorder where breathing stops repeatedly duri...juries, but also to alleviate the effects of sleep apnea - tiredness, learning impairments, high blood pressure, even death - among the 5 percent of the popu...

Childhood sleep-disordered breathing severity related to tonsil size, oropharyngeal volume

...rmal breathing patterns during slumber, with sleep apnea the most recognizable form. Although SBD is commonly known to affect adults, few realize that about two percent of children are affected. The mechanisms of SDB during development are unclear. To test a hypothesis that a child's anatomy specifical...

Can heart failure impair thinking?

...f of chronic HF patients exhibit obstructive sleep apnea (OSA) or Cheyne-Stokes breathing during sleep. OSA cases show significant gray matter loss in cerebellar, insular, and cortical areas, which may contribute to aberrant autonomic, cognitive, or breathing characteristics. Cheyne-Stokes breathing is sen...

Sleep disorders linked to faulty brain chemistry, study finds

... deficits in brain chemistry and obstructive sleep apnea (OSA) and REM sleep behavior disorder (RBD). Both ...ults from the MSA patients, who all had both sleep apnea and REM behavior disorder, were very different from those of 27 healthy control subjects. Specifical...

National Jewish faculty to present research at American Thoracic Society

...pnea. Diagnosis and treatment of obstructive sleep apnea could help these patients with otherwise refractory symptoms. Abstract: http://www.abstracts2view.com/ats/view.php?nu=ATS3L_1070 Risk Factors for Hot Tub Lung Embargoed until Tuesday, May 20, 8:15 a.m PDT Users of indoor hot tubs and therapy po...

Science highlights of AAN Annual Meeting in Honolulu March 29 April 5

...from Zurich showed that stroke patients with sleep apnea have a greater risk of worsening of the effects of their stroke, suggesting that treatment of sleep apnea in these patients may be beneficial. Finally, researchers at the University of Chicago and Arizona S...

Prenatal exposure to nicotine increases risk of apnea in brains of newborn rats

...s sleeping. SIDS deaths usually are attributed to apnea or the cessation of breathing and the failure of t...en exposed to nicotine would have more episodes of apnea when the GABAa receptors are stimulated. In the rat model used by the researchers, both things prov...

Eliminating battlefield transfusions

...ric ventilation, also survived after 10 minutes of apnea (1 of 3 rats) and 15 minutes of apnea (3 of 17 rats). However, the fraction of these ambient pressure-treated rats which began spontaneous...

Spinal cord injury and Alzheimers risk among topics at American Chemical Society meeting

...mpaired children and enhanced treatments for sleep apnea and psychiatric disorders. Cuban scientists and scientists with Cuban connections will discuss topics ranging from chemical education to fostering Cuban-American research partnerships. (Sunday, April 7, 1:30 - 5 p.m., Convention Center, Room 307D. ...

The body's production of melatonin may be the reason why the elderly can't get a good night's sleep

...hose individuals with clinically significant sleep apnea and/or periodic limb movements. To ensure that the circadian timing system of each subject was adapted to his or her daily routine, only subjects who denied a history of night shift work within the past 3 years and transmeridian travel (>1 time ...

UCLA neurobiologists identify brain cells that control breathing

... addressing serious health problems, such as sleep apnea and sudden infant death syndrome. In a previous study, the UCLA team had pinpointed a specific region of brain tissue called the preBotzinger Complex as the command post for controlling breathing in mammals. Now, within the region, they distinguished...

More tolerable treatment for severe, obstructive sleep apnea around the world

... effective treatment for severe, obstructive sleep apnea is a tracheotomy, many people decli... ventilation in patients with sleep apnea and other kinds of breathing disorders," says Alan Schwartz, M.D., associate professo...

High-Altitude Cerebral Edema Likely Caused By Leaks In Blood-Brain Barrier

...s associated with obstructive lung diseases, sleep apnea and other disorders. Krasney's research using sheep has shown that the symptoms of high-altitude cerebral edema are not caused by an inadequate supply of oxygen or glucose to the brain. Rather, it appears that an accumulation of malfunctions cr...

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