Dr Mona Hanna-Attisha updates Medscape viewers on the current state of the Flint water crisis and how clinicians can help protect their own communities from lead exposure.

Dr Paul Offit explains the various ways the flu virus can mutate away from the strains in the vaccine, as it has in the 2017-2018 season.

Dr Robert Glatter speaks with environmental health expert Dr John Balmes about the health risks to the population during and after a major wildfire.

Increased routine and targeted HIV testing is needed to reduce diagnosis delays.

A large population-based study argues for more rigorous efforts to vaccinate against HPV infection and prevent subsequent head and neck cancers, says Dr Markman.

Pesticides are associated with serious health risks, particularly in children.

Dr George Lundberg urges discussion on modern sexual ethics.

The latest surveillance report reveals that sexually transmitted infections are again on the rise.

A recently approved shingles vaccine seems to be more effective in preventing the virus. Drs Rapuano and Meghpara from Wills Eye Hospital discuss its role for patients.

Dr Andrew Kaunitz disputes the recent findings from a Danish breast cancer risk study that primarily studied women in a lower-risk group.