What is the effect of hormones on muscles?

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Kelly Traver
Internal Medicine

Muscles are mostly genetically programmed, but they are also influenced by hormones such as testosterone, which makes muscles grow. Because women do not have high testosterone levels, they do not "bulk up" the way men do when they lift weights. Other hormones influence muscle mass, too. For example, cortisol (produced by stress) can cause muscles to atrophy if it is present in high amounts for long periods of time. Muscles will also grow if they feel they are needed, and this is where resistance exercise plays a role.

Continue Learning about Endocrine System

Endocrine System

Your endocrine system works with your nervous system to control important bodily functions. The endocrine systems responsibilities include regulating growth, sexual development and function, metabolism and mood. The endocrine syst...

em also helps give your body the energy it needs to function properly. Endocrine glands secrete hormones into the bloodstream. Hormones are considered chemical messengers, coordinating your body by transferring information from one set of cells to another. Your endocrine system health can be affected by hormone imbalances resulting from impaired glands. A hormone imbalance can cause problems with bodily growth, sexual development, metabolism and other bodily functions. Endocrine system diseases or conditions include diabetes, growth disorders and osteoporosis.
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.