A second large study has revealed less than stellar results for an experimental Merck blood thinner. Researchers found that while it reduced cardiovascular events, it also increased the risk of major bleeding.

As healthcare has improved, it's no longer uncommon for patients to live past age 90. Guidelines do not currently address older heart attack patients receiving a stent to prop open a blocked artery.

Recent research has revealed much about the inner workings of Alzheimer’s disease and other forms of dementia. Now, a computer program has been developed that can predict when specific symptoms may occur.

Infusing anticoagulant drug ReoPro ( abciximab ) straight into the coronary artery appears to help reduce the amount of damage to the heart a month after a certain kind of heart attack.

Established guidelines form the baseline for cancer treatment, and oncologists tailor the standard therapy based on individual response. Movement to personalized treatment based on genetic variations instead looks to be the future of cancer therapy.

"Door to balloon" time, or the amount of time from when a patient arrives at the hospital until they receive angioplasty to open a clogged artery, has long been considered critical in improving outcomes.

More and more is coming to light about pancreatic cancer. And the more scientists know, the greater the chances of detecting it early on and finding ways to treat this serious disease.

Former Vice President Dick Cheney is recovering at a Virginia hospital following a heart transplant on Saturday. His office made the announcement Sunday.

A major focus of scientific research in medicine in the past few decades has been working with the immune system to find ways to use antibodies as a smart bomb for therapy, targeting exact molecules only found on cancer cells.

At least 90 percent of Americans consume more than the daily recommended salt intake, a leading contributor to high blood pressure. Most aren't even checking the sodium content of their favorite foods.