Harvard Health Blog

Measles is a highly contagious disease that can cause serious health complications in some people. It's also highly preventable through vaccination. Here are the facts that everyone — especially parents — needs to know about measles.

If you hear your child start coughing, it's natural to wonder: could this be the flu, or is it another virus like COVID or RSV, or even a common cold? Here's what to know about similarities between these illnesses and what to do if your child does have the flu.

Men weighing treatment options for intermediate- or high-risk cancer that is still localized to the prostate can face a tricky question. A standard approach in these cases is to give radiation to the prostate along with drugs that block testosterone, a hormone that makes the cancer cells grow faster. For how long should this hormone […]

Can watching sports -- not just the rough and tumble of playing them -- be harmful to your health? Whether you're at a live event or clicking through channels, it may be riskier than you think when weather, stress, and racing heart rates are factored in. Here's a game day plan that can help.