Dr. Paul Offit, a leading authority on vaccines, responded critically to RFK Jr.’s recent letter to Congress about the new COVID vaccine. Below is a reprint of his full Substack article.

Today marks the start of summer. To some, this means beach time, and if you’re brave enough, a dip in the ocean. Here are ...

We’ve long blamed osteoarthritis on “wear and tear,” the price of a life well-lived. But could the cause be a more ancient ...