Cortisol helps to wake you up—but a day of high cortisol levels can lead to fatigue, digestive problems, and hair problems.

If cortisol stays elevated consistently, the blood-sugar spike it sets off can lead to weight gain around the midsection. It can also keep you up at night; people with persistently higher cortisol ...

Growth hormone, produced by the pituitary gland, plays a critical role in cell regeneration, growth, and maintaining healthy body tissue, including the brain and vital organs. While synthetic ...

WebMD explains normal estrogen and testosterone levels in women -- and how they affect health and mood -- before and after menopause.

You can lower your risk of heart disease, stroke, and heart attacks by controlling cholesterol. Use this chart to find out the healthy and unhealthy cholesterol levels by age. The post This Chart ...

So, your brain decreases adrenocorticotropic hormone (ACTH, the hormone that stimulates the production of cortisol), and periods of low cortisol occur. Levels may fluctuate during the day or can ...

A match can cause male sex hormone levels to spike by 15-20% in 20 minutes, while getting ghosted or unmatched can send testosterone production plummeting by 10-25%.

Estrogen is an essential hormone for all people. Men typically have lower estrogen levels than women, but it is still an essential part of many bodily processes. Sex and gender exist on spectrums ...

That's because every woman's hormone levels can fluctuate enormously from day to day, person to person, and even pregnancy to ...

Explore normal blood sugar levels by age, plus how it links to your overall health and signs of abnormal glucose levels, according to experts.

Blame your high cortisol levels, influencers would have you believe. Online, cortisol—commonly called the “stress hormone”—is a hot topic and frequent scapegoat.