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You think you know more than your doc

With the Internet at our fingertips, we all feel smarter than we did in the past. And well-moderated online forums can be a great resource for helping people with certain health concerns get support and stay informed.

But they are no substitute for a doctor’s advice.

“I think a common mistake is to sort of put more faith in those resources than health care professionals,” says Dr. Nundy, the author of Stay Healthy at Every Age: What Your Doctor Wants You to Know.

Next: You think healthy packaging equals healthy food