Cardiology

Big study casts doubt on need for many heart procedures

People with severe but stable heart disease from clogged arteries may have less chest pain if they get a procedure to improve blood flow rather than just giving medicines a chance to help, but it won't cut their risk of having ...

Diseases, Conditions, Syndromes

Infectious diseases A to Z: New flu antiviral available

For those who become ill with the flu, a new antiviral medication may help. "This is really kind of a blockbuster," says Dr. Gregory Poland, director of the Mayo Clinic Vaccine Research Group. "We have not had a new influenza ...

Cardiology

Stopping meth helps reverse drug-induced heart failure

Heart failure is more severe when it stems from using methamphetamine, but heart failure patients who get proper medical treatment and are able to stop using meth can improve just as much as patients who never used meth, ...

Health

Being physically active can lower older adults' risk for dying

For older adults, being physically active is an important part of overall good health. In fact, experts say that nine percent of all premature deaths are caused by not getting enough physical activity. Physical activity is ...

Health

Science Says: How daylight saving time affects health

Office workers bemoan driving home in the dark. Night owls relish the chance to sleep in. As clocks tick toward the end of daylight saving time, many sleep scientists and circadian biologists are pushing for a permanent ban ...