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Does caffeine really stunt your growth? 7 common health worries

Should you avoid exercise when you're sick? Does caffeine really stunt your growth? NBC News medical contributor Dr. Natalie Azar quizzes Kathie Lee and guest co-host Tony Danza on whether seven common health beliefs are facts or myths. (Run time: 4:35)
/ Source: TODAY

Should you avoid exercise when you’re sick? Does caffeine really stunt your growth? NBC News medical contributor Dr. Natalie Azar quizzes Kathie Lee and guest co-host Tony Danza on whether seven common health beliefs are facts or myths. (Run time: 4:35)