Mental games can help keep brains sharp, but warding off dementia that can occur in old age may take more than that. New research examined whether a vitamin supplement could help.

Some patients swallow pills without a second thought, but others have trouble. Of those who have trouble, 1 in 3 vomit, gag or choke when they try to swallow a pill, according to past research. But two new pill-swallowing methods may help these patients.

Patients with terminal diseases like cancer have been opting for end-of-life hospice care more than ever. New research found that this decision could significantly affect their treatment and health outcomes.

For patients with chronic hepatitis C, liver problems can sometimes shorten their lives. But a new study found that successful treatment might ease some life expectancy concerns for these patients.

Since 2012, the Centers for Disease Control and Prevention (CDC) has suggested that all pregnant women receive the Tdap vaccine, even if they were vaccinated earlier in life. And new research found that Tdap was safe for both mom and baby.

Colon and rectal cancer rates have been rising among young adults, a recent study found. And new research found that colorectal cancer deaths may be tied to social and economic inequality.

ACE inhibitors are often used to treat high blood pressure and heart failure. But new research suggests they may also prevent ALS.

The outbreak of chikungunya in Central America, South America and the Caribbean — which began last December — is still spreading. The CDC recently warned travelers to take precautions when traveling to affected regions.