Tuesday, March 13, 2007 - A new possible use for Viagra has been discovered. The drug, normally used to treat erectile dysfunction, could also help people with idiopathic pulmonary fibrosis. The incurable disease causes progressive scarring in the lungs, and usually requires a lung transplant. When treated with Viagra for three months, more than half of the study participants improved their walking distance by at least 20 percent.

A review of research finds weight loss surgery could lead to memory and coordination problems in some people. The condition affects the brain and nervous system. It occurs when the body doesn't get enough vitamin B-1. The syndrome occurs most often in patients who experienced a lot of vomiting post-surgery, but can be treated with supplements.

If your parents lived to a ripe old age, chances are your heart health could be quite good during middle age. Researchers at Boston University School of  Medicine studied more than 1,500 people as part of a larger, multi-generational study. People who had optimal levels of cholesterol and blood pressur were much more likely to have had both parents survive past age 85 than people whose parents did not live as long.