Luteinizing hormone (LH) stimulates processes in your body that are important for puberty, sexual function, reproduction and sex drive. A tiny structure at the base of your brain called the …

This test measures the level of luteinizing hormone (LH) in your blood or urine (pee). LH affects sexual development in children and fertility in adults. Learn more.

Sep 5, 2024 · A luteinizing hormone test measures how much luteinizing hormone (LH) is in your blood. LH helps your reproductive system: specifically, a woman’s ovaries and a man’s testes.

Luteinizing hormone (LH, also known as luteinising hormone, [1] lutropin and sometimes lutrophin[2]) is a hormone produced by gonadotropic cells in the anterior pituitary gland.

In women, the pituitary sends out LH during the ovulation part of the menstrual cycle. This tells the ovaries to release a mature egg. In men, LH causes the testes to make testosterone. This test …

LH levels normally change with the phase of the menstrual cycle. This hormone goes up fast just before ovulation occurs, about midway through the cycle (day 14 of a 28-day cycle).

May 20, 2024 · Luteinizing Hormone (LH) is a reproductive hormone produced by the pituitary gland in the brain. It is a ‘gonadotropin’ hormone, which means that it exerts its effects in the …

Jun 12, 2025 · Here is everything you need to know about what the luteinizing hormone (LH) is, what a “normal” LH range is considered to be, how to test for LH at home or at the doctor’s …

While you may not know much about it, luteinizing hormone (LH) is actually a hormonal heavy-hitter when it comes to reproductive and sexual health.

Jul 26, 2025 · This comprehensive guide will explore what LH is, how it functions differently in men and women, what happens when levels are too high or low, and how you can test and …