ScienceDaily: Top Health News

Herpes viruses reactivate in more than half of crew aboard Space Shuttle and International Space Station missions. While only a small proportion develop symptoms, virus reactivation rates increase with spaceflight duration and could present a significant health risk on missions to Mars and beyond.

Anterior Cruciate Ligament (ACL) reconstruction patients often face bone and muscle loss immediately following the procedure. Researchers note that combining blood flow restriction (BFR) therapy with traditional rehabilitation efforts may slow bone loss and reduce return to function time.

Sixty million kids participate in organized athletics each year with ever increasing amounts of children specializing in one sport before the age of 14 with hopes of a college scholarship or professional career on the line. However, researchers today reveal that this early intense participation might come at the cost of increased injuries during their athletic careers.

Heart attack prevention and outcomes have dramatically improved for American adults in the past two decades, according to a new study. Compared to the mid-1990s, Americans today are less likely to have heart attacks and also less likely to die from them, said the researchers.