CDC director Tom Frieden reports that heroin is cheap, potent, and available, all of the prerequisites for a widespread epidemic of abuse.

For teens who are sexually active, LARC is an appropriate first-line method of preventing unintended pregnancy.

Dr George Lundberg discusses the difficulties of disclosure and conflict of interest among medical professionals writing for journals, blogs, and other publications.

Paul A. Offit, MD, describes new research on a vaccine for shingles that could be a great step forward.

The benefits of reducing saturated fat intake have recently sparked controversy. Experts review the scientific evidence.

Dr David Johnson explains why he does not share the news media's concern about proton pump inhibitors and cardiovascular risk.

Dr Peter Yellowlees comments on a large study investigating the prevalence of PTSD in patients who spent time in the ICU.

Dr Mike Sevilla shares three ways to use social media to increase your presence, improve your image, and provide better care.

Dr Yellowlees discusses findings of a Cochrane Review that checks the value of the Mini-Mental State Examination for predicting which patients will advance to dementia.

Selma Mohammed and Victor Montori explore the merits of shared decision making and highlight a tool to facilitate the discussion on whether to take a statin for primary prevention.