Dr. Oz checks in on the participants of his first national challenge, 10 Years Younger in 60 Days. The Biggest Loser's Bob Harper is putting the residents of Kansas City, KS and Kansas City, MO to the test: a city-wide scavenger hunt to locate the nutritional items helping to turn back the clock. Click here to join the 10 Years Younger in 60 Days Challenge!

J&J Vaccine and Blood Clots: What to Know If You Already Got the Shot

Six cases of cerebral venous sinus thrombosis have been reported among the 6.8 million people who received the J&J vaccine.

After the Johnson & Johnson vaccine was associated with cases of "rare and severe" blood clots, the U.S. government recommended officials pause giving the shot. But nearly 7 million people have already received the vaccine. So the news has a lot of people wondering if they should be concerned and what they need to look for.

The short answer: "Don't panic."

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