Here's what to know about this important nutrient, why it matters and whether vitamin K shots are actually safe or effective.

This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. Weight loss can be a challenge, even for those who eat healthily and exercise regularly. Injectable weight loss medications — also ...

It's winter and with the holidays near, the 2025-2026 flu season has hit the U.S. with flu cases on the rise in New Jersey, with doctors urging those who haven't gotten the flu shot to do so now.

While flu shot campaigns and initiatives start around the end of the summer, the peak season for flu is still weeks away. And if you haven't gotten your flu shot for this year, you may be wondering if ...

More than three-quarters of American adults didn’t get a covid shot last season, a figure that health care experts warn could rise this year amid new U.S. government recommendations. As millions of ...

The CDC recommends getting a flu shot by the end of October, but it is never too late to get vaccinated. The CDC recommends that everyone aged 6 months and older receive a flu shot each season. This ...

For millions of people taking weight loss drugs, the next breakthrough may not be more weight loss. It may be fewer injections. Limited time: Save 25% on NBC News subscription Get exclusive reporting, ...

To defend recent changes to the childhood vaccine schedule, the Trump administration compared shots for American babies with babies in an unspecified “European Country.” The Jan. 5 White House graphic ...

ProPublica is a nonprofit newsroom that investigates abuses of power. Sign up for Dispatches, a newsletter that spotlights wrongdoing around the country, to receive our stories in your inbox every ...