a blood test that measures luteinizing hormone, which plays a key role in regulating reproductive functions and puberty in both men and women.
Read moreThe LH test is a blood test that measures luteinizing hormone, which regulates ovulation in women, stimulates testosterone production in men, and triggers puberty in adolescents. Abnormal levels can cause infertility, menstrual irregularities, reduced fertility, or delayed/early puberty. Causes may include pituitary gland disorders, polycystic ovary syndrome, gonadal failure, or intense physical stress such as excessive athletic training.