Search results for hormones

Dr. Rhonda Patrick answers audience questions on various health, nutrition, and science topics in this Q&A session.

“A growing body of scientific evidence suggests that there is a correlation between decreased activation of the IGF-1 pathway and increased lifespan. Studies in worms and mice indicate that when the IGF-1 receptor is knocked out, the organisms remain disease-free and live longer.”

The menopause transition, its hormonal effects on bone health and metabolism, and strategies for healthy aging.

“Long-term studies in iodine-deficient or hypothyroid animals showed no ill effects with high dose sulforaphane supplementation, however. While iodine deficiency is rare, a person considering sulforaphane supplementation should consult their physician to have their thyroid hormone levels monitored.”

“In this clip, Bruce Ames explains how vitamin D functions as both a vitamin and a hormone. As a hormone, it controls thousands of genes in the human body. Bruce says that while darker skin color protects you from the sun, it also decreases the production of vitamin D.”

“Dr. Patrick also describes the acute hormone response to sauna. Small physiology studies found dose-dependent increases in growth hormone and prolactin with intense heat protocols. These responses were short-lived and depended on temperature, duration, humidity, and repetition.”

“Testosterone is a steroid hormone produced primarily in the testes in males and in smaller amounts in the ovaries in females. It's crucial for the development of male secondary sexual characteristics, such as increased muscle and bone mass, and the growth of body hair.”

“Dr. Rhonda Patrick explains that alcohol dose and timing can influence muscle repair, glycogen, hormones, sleep, rehydration, judgment, coordination, and injury risk around exercise. Starting a session well hydrated supports performance, but hydration does not cancel alcohol’s direct effects.”

“Dr. Patrick also discusses glucose, HbA1c, fasting insulin, kidney and electrolyte markers, hs-CRP, fibrinogen, thyroid tests, CBC, vitamin D, sex hormones, IGF-1, and the Omega-3 Index.”

“A case-population study found that compared to other antihypertensive drugs, ACE inhibitors and ARBs were not associated with an increased risk of COVID-19 requiring admission to the hospital. In this clip, Dr. Rhonda Patrick describes the effect of sex hormones on immune function.”