Tiny particles in air pollution can be dangerous for people with heart attack as it can hinder their heart's ability to conduct electrical signals, Harvard University researchers report.

The tiny particles emitted from air pollution can cause ST-segment depression in people with serious coronary artery disease. This dysrhythmia can indicate inadequate blood flow to the heart or inflammation of the heart muscle, according to a report in Circulation: Journal of the American Heart Association

Common over-the-counter anti-inflammatory pain relievers like aspirin and ibuprofen appear to lower a man's blood levels the of prostate-specific antigen (PSA), the blood biomarker widely used to help gauge whether a man is at risk of prostate cancer.

Lead researcher Eric A. Singer, of the University of Rochester Medical Center said that men who used non-steroidal anti-inflammatory drugs (NSAIDs) almost every day had average PSA levels that were lower than men who didn't use the pain relievers

Pfizer Inc.'s proposed osteoporosis drug could be useful for postmenopausal women and the benefits outweigh risks such as blood clots, an expert advisory panel said on Monday.

However, the drug, Fablyn (lasofoxifene tartrate) should be restricted to women at high risk of fracture or those who fail other treatments

Vitamin B12, found in meat, fish and milk may help prevent memory loss in old people, new study has found. Low levels of this vitamin may cause brain atrophy or shrinkage.

Researchers from the University of Oxford in England studied 107 people between the ages of 61 and 87 without memory or thinking problems. The average age of participants was 73, and 54 percent were women

Researchers have found that its not how much fat a person has, but where that fat is located that determines whether someone is at risk for cardiovascular or metabolic diseases.

Physicians at Wake Forest University Baptist Medical Center conducted a new study using cardiac and CT scans to measure fat deposits in 398 white and black participants ages 47-86