American Journal of Physiology

Cardiology

When exercise is unhealthy for the heart

Endurance exercise accelerates the development of heart problems in individuals with a particular genetic mutation, a new study in American Journal of Physiology—Heart and Circulatory Physiology reports.

Diseases, Conditions, Syndromes

Imaging agent may help gauge kidney health

More than 3,000 donated kidneys are discarded every year in the U.S., even as thousands of people die on kidney transplant waitlists. About a fifth of all donated kidneys—particularly those from people who are older, have ...

Pediatrics

Smoke + hot temperatures = increased SIDS risk

Researchers are a step closer to understanding why cigarette smoke exposure during pregnancy may increase the risk of sudden infant death syndrome (SIDS). SIDS is the unexplained, sudden death of a child younger than one ...

Neuroscience

From teens' sleeping brains, the sound of growing maturity

Listening in on the electrical currents of teenagers' brains during sleep, scientists have begun to hear the sound of growing maturity. It happens most intensively between the ages of 12 and 16 1/2: After years of frenzied ...

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