After damning accusations by Major League Baseball's Mitchell Report, New York Yankees pitcher Andy Pettitte has admitted not to steroid use but to using human growth hormone. Gary Wadler of the ...

Human growth hormone (HGH) is a hormone that’s essential to our development. Most people produce enough HGH throughout their lifetime. But for those with a deficiency in growth hormone (or a few other ...

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Sleep is often treated as downtime, a passive break between the real business of being awake. But a new study has revealed that sleep is active, essential biology, showing how the brain uses the night ...

CHICAGO (AP) -- Human growth hormone is being studied by researchers but remains unproven as a youth elixir. TIME TO GROW: The pituitary gland produces HGH, which helps children grow and is important ...

Pediatric growth hormone deficiency (PGHD) is a genetic condition that affects your child’s physical development. Hormone replacement therapy can help promote growth, and a new injection now makes it ...

Human growth hormone is important in many aspects of growth and development. For children living with growth hormone deficiency, it can involve more than just physical growth differences. Cognitive ...