Dr. Gregory Marcus, a cardiologist and professor of medicine at the University of California, San Francisco, tells Yahoo Life ...

This "About" section is provided by Gregory Marcus. Eligibility for ratings/awards included in this adviser's paid profile are based on quantitative factors and are not necessarily related to the ...

Coffee consumption has also been linked to a lower risk of breast cancer, she said. Gregory Marcus, a professor of medicine at the University of California at San Francisco, who is an expert in ...

“In fact,” says study investigator Gregory Marcus, “quality of life may be reduced with a defibrillator if a patient experiences painful shocks.” For most patients, pharmacological ...