Dr. Tiffany Best

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Serena Williams says breast milk helped heal a sunburn

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22 sets of twins tried both vegan and meat diets. Here's how their health fared

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What to know about anti-aging medication in development that could help dogs live longer

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Exercise prevents and treats postpartum depression, study finds

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New study reinforces skin-to-skin contact is critical for premature babies

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Stephen Colbert cancels late night shows after experiencing ruptured appendix

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With an RSV shot for infants in short supply, here's what parents should know

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Specializing in 1 sport can be risky for young athletes, experts say

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Toddler 'formulas' are unnecessary and lack nutritional benefits of milk, pediatrician group warns

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FDA advisory committee says common ingredient in some nasal decongestants does not work