Staying Healthy Archive

Now that a booster shot is recommended for some people who had COVID-19 vaccines, many of us have questions about the right timing, dose, and type of vaccine to seek.

If you are gathering with family or friends during this holiday season there is still a lot of uncertainty around how to help keep everyone as safe as possible from COVID-19 illnesses and hospitalizations, particularly when many people will be traveling. Harvard Health Publishing faculty contributors share their own holiday plans and offer advice for safely enjoying the holidays this year.

As winter approaches, it's time to contend with rising rates of cold and flu. An analysis of studies suggests that over-the-counter zinc supplements may be one way to make cold and flu season a bit easier. But how strong is the evidence and what else could help?

In science, true breakthroughs are rare. Some are the result of fortunate accidents, while others come from scientists with the will to pursue a dream despite challenges and obstacles. And when such breakthroughs do happen –– think of penicillin or COVID vaccines –– the whole world benefits from them.