Food poisoning Archive

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.

In all aspects of our lives, we rely on the knowledge and advice of experts. So why are hundreds of thousands of people in the US rejecting advice on COVID-19 from well-respected health authorities, and embracing advice from those with dubious expertise –– and unproven and potentially dangerous remedies?

Evidence suggests that people who've had COVID-19 may have some natural protection against the virus, but will have a much stronger immune response if they also get the vaccine.

COVID-19 infections may raise the risk of developing diabetes, because the virus can damage insulin-producing cells in the pancreas.

It is possible to get shingles more than once. But getting vaccinated with the Shingrix vaccine may help prevent this from occurring.

Last winter's flu season was mild, partly due to record high rates of flu vaccination and steps people were already taking to protect themselves from COVID-19. But don't let that fool you — some flu seasons are severe, so it it's wise to get a flu shot and take other precautions that can help you stay healthy this winter.