Microglia (immune cells) and the RANK protein are essential for triggering puberty and maintaining fertility in the brain.

Gut hormones — primarily GLP-1 and GIP, which inspired weight loss and diabetes drugs like semaglutide and tirzepatide — are ...

Hormone levels fluctuate like the tides, ebbing and flowing according to carefully orchestrated cycles. These hormones not only influence the body, but can cross into the brain and shape the behavior ...

Male hormone levels maintain day-to-day stability while female hormones experience continuous changes throughout both the ...

The relationship between certain male hormones and fertility is strong: Even minor imbalances of these key hormones can have a major impact on reproductive health. For one example to illustrate how ...

The human body runs on chemistry—from the water that regulates temperature to the proteins that carry oxygen and signal cells.

Male hormones do more than regulate your drive and put hair on your chest. These chemical messengers play a central role in energy, mood, muscle strength, metabolism, and overall vitality. While your ...

Wendy Wisner is a journalist and international board certified lactation consultant (IBCLC). She has written about all things pregnancy, maternal/child health, parenting, and general health and ...