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Did Jared fall off the Subway diet?
Dec. 4: A recent photo of longtime Subway spokesman Jared Fogle, famous for losing a lot of weight eating the national chain’s sandwiches, has gained some of those pounds back. Dr. Nancy Snyderman talks with fitness guru Richard Simmons about the risks of yo-yo dieting.

Blood type dieting could help shed pounds

Too fat to fly?

Schools use Wii to push fitness

‘Biggest Loser’ on shedding weight

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Can exercise help ward off the swine flu?
Studies have concluded that exercise can enhance the immune system, but is the effect great enough to stave off swine flu?

This holiday, take your diet advice and stuff it

Can working out wear you out?

Get fit, faster, with short-burst training

Can exercise get rid of this dude’s ‘moobs’?

updated 4:57 p.m. ET June 10, 2008