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Simple blood test at discharge could help reduce hospital readmissions for...

An inexpensive, routine blood test could hold the key to why some patients with congestive heart failure do well after being discharged from the hospital and why others risk relapse, costly readmission or death within a year, new Johns Hopkins resea...

Moderate-to-heavy alcohol intake may increase risk of atrial fibrillation

Atrial Fibrillation (AF) is the most common cardiac arrhythmia (abnormal heart rhythm). Its name comes from the fibrillating (i.e., quivering) of the heart muscles of the atria, instead of a coordinated contraction. The result is an irregular hea...

A change of heart keeps bears healthy while hibernating

Hibernating, it turns out, is much more complicated than one might think. Research published in the latest issue of the journal Physiological and Biochemical Zoology illustrates a complex series of changes that occur in grizzly bears' hearts as th...

Just in time for Valentine’s Day: UNC researchers identify a gene...

CHAPEL HILL, N.C. -- Everyone knows chocolate is critical to a happy Valentine's Day. Now scientists are one step closer to knowing what makes a heart happy the rest of the year. It's a gene called DOT1L, and if you don't have enough of t...

Surgery for obstructive sleep apnea reduces daytime drowsiness

DETROIT -- Patients with obstructive sleep apnea who undergo surgery to improve their breathing get a better night's sleep and therefore are less drowsy during the day, according to a new study from Henry Ford Hospital in Detroit. The study...

Boosting supply of key brain chemical reduces fatigue in mice

Researchers at Vanderbilt University have "engineered" a mouse that can run on a treadmill twice as long as a normal mouse by increasing its supply of acetylcholine, the neurotransmitter essential for muscle contraction. The finding, reported this ...

New blood test may help predict heart failure in apparently healthy...

Researchers at the University of Maryland School of Medicine in Baltimore report that a new, highly sensitive investigative blood test may help predict the risk of heart failure and cardiovascular death much earlier than previously possible in older...

Study suggests sensitivity to bodily symptoms of anxiety may make a...

Montreal − Levels of anxiety sensitivity may be important in choosing medical treatment for patients with heart failure and atrial fibrillation (AF), Montreal Heart Institute researchers today told the Canadian Cardiovascular Congress 2010, c...

LSUHSC study IDs proteins regulating water retention in salt-sensitive hypertension

New Orleans, LA -- Research conducted by scientists at LSU Health Sciences Center New Orleans has found that two proteins in the brain act as valves to turn the hormone that regulates water retention in the body on and off. Their findings may lead ...

Hospital readmission studies: Influencing factors identified

In two studies published today in the Journal of Hospital Medicine, the risk factors for readmission to the hospital are examined based upon general medicine inpatients and those with at least two admissions in a six-month period. Alongside clinica...

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