Cardiac deaths peak in sleep hours for patients with sleep apnea
...ificantly lowers oxygen levels in the bloodstream, elevates nighttime blood pressure and causes heart rhythm disturbances. Dr. Gami pointed out that about a fifth of North American adults have sleep apnea; most remain undiagnosed. Snoring is often a symptom, as is inability to stay awake during the day. The ...UT Southwestern researchers identify mechanisms by which cocaine elevates blood pressure
...hat we know the mechanisms involved in how cocaine elevates blood pressure, I think we should refocus our strategy to use medications that will affect sympathetic stimulation of the heart rather than medications that have effects only on blood vessels. Other researchers who contributed to the study were Dr. ......estern Reserve University in Cleveland, Ohio. HIFU elevates tissue temperatures 70- to-90 degrees Centigrade (158-194 degrees Fahrenheit) in durations of up to four seconds, killing the cancer without damaging tissue surrounding the prostate, the small walnut-sized gland found at the base of the bladder. "Thi...Researchers Gain Insights Into Drugs Used For Manic-Depression
... a brain cell. Activation of theNMDA receptor also elevates levels of IP3, which is associated withcalcium, the substance that controls many physiological processes. "Lithium probably normalizes mood swings by helping shift the levelof calcium more toward normal when levels are either abnormally hig...