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The average American spends more than half of their total leisure hours
Estrogens
A group of steroid hormones that play a critical role in the female reproductive system, as well as other health aspects.
Endorphins
Natural chemicals in the body that interact with the brain's receptors to reduce pain and boost pleasure, resulting in a feeling of well-being.
Testosterone
A primary male sex hormone that plays key roles in health and well-being, including influencing muscle mass, hair growth, and sexual function.
Chromosomes
Filamentous entities within the nucleus of both animal and plant cells, composed of protein and one molecule of deoxyribonucleic acid (DNA).
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