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GlossaryLuteinizing Hormone

hormone from the pituitary gland that triggers ovulation or testosterone production

Luteinizing Hormone (LH) is a hormone produced by the pituitary gland that plays a crucial role in regulating the reproductive system. In women, LH triggers ovulation and stimulates the production of progesterone, while in men, it stimulates the production of testosterone.

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Research

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research Effects of Prenatal Treatment with Antiandrogens on Luteinizing Hormone Secretion and Sex Steroid Concentrations in Adult Spotted Hyenas, Crocuta crocuta1

37 citations , November 2002 in “Biology of Reproduction”

Prenatal antiandrogen treatment altered hormone levels in adult spotted hyenas, affecting males and females differently.

research Luteinizing Hormone and Human Chorionic Gonadotropin Decrease Type 2 5α-Reductase and Androgen Receptor Protein Levels in Women’s Skin

13 citations , May 1998 in “The Journal of Clinical Endocrinology & Metabolism”

LH and hCG reduce certain protein levels in women's skin.

Hormonal and Immunological Correlations in Alopecia Areata Patients: Focus on Luteinizing Hormone and Follicle Stimulating Hormone

research Hormonal and Immunological Correlations in Alopecia Areata Patients: Focus on Luteinizing Hormone (LH) and Follicle Stimulating Hormone (FSH)

February 2026 in “South Asian Research Journal of Biology and Applied Biosciences”

Alopecia areata patients have higher hormone levels, suggesting hormonal screening could help in treatment.

research SERUM STEROIDS AND PITUITARY HORMONES IN FEMALE PUBERTY: A PARTLY LONGITUDINAL STUDY

186 citations , February 1980 in “Clinical Endocrinology”

During puberty, hormone levels rise, with early increases in some steroids and most menstrual cycles becoming regular by six years after menarche.

research Hormonal control of pelage cycles in the short tailed weasel (Mustela erminea bangsi)

68 citations , April 1965 in “General and Comparative Endocrinology”

The pituitary gland controls seasonal fur color changes in weasels.

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community Bloodwork after 17 months on finasteride

in Finasteride/Dutasteride 1 upvotes 1 year ago

A 25-year-old male has been using finasteride for 17 months and recently switched to dutasteride. His bloodwork shows increased luteinizing hormone levels, possibly due to increased testosterone, with no side effects and improved libido.

community Hormone tests to decide on oral fin

in Finasteride/Dutasteride 4 upvotes 1 year ago

The conversation discusses starting low-dose oral finasteride for hair loss, considering hormone levels and potential side effects like gynecomastia. Suggestions include using DIM for estradiol, vitamin B6 for prolactin, and lifestyle changes to optimize hormone profiles before starting treatment.

community Pre-Finisteride DHT & Hormone Blood Panel

in Finasteride/Dutasteride 3 upvotes 1 year ago

The conversation discusses the cost and insurance coverage of a comprehensive hormone and DHT blood panel for hair loss, with a focus on finasteride treatment. The user seeks a cheaper alternative to a $700 panel recommended in a video.

community Interpreting pre-finisteride blood panels

in Chat 2 upvotes 1 year ago

The conversation is about someone planning to start finasteride for hair loss and wanting to interpret pre-treatment blood panels to assess the risk of side effects like gynecomastia. They list various tests to measure hormone levels and other health indicators.

community What are your thoughts on pre-finasteride blood work?

in Finasteride/Dutasteride 1 upvotes 3 years ago

The user is considering resuming finasteride after a 6-month break and is debating the necessity of extensive blood work, including hormone and health markers, to establish a baseline. They are unsure if the tests are necessary since they experienced no side effects previously.

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