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Excess hair on the face, chest, or back can cause aesthetic discomfort and may also signal hormonal problems. Hirsutism affects many women and, in some cases, is linked to ovulation and fertility issues. In this article, we explain its causes, the most effective treatments, and how it can influence your ability to become pregnant.

What is hirsutism?

  • Excessive growth of dark, coarse hair in typically male-pattern areas (upper lip, chin, abdomen, chest, lower back).
  • It differs from hypertrichosis, which is a generalized excess of hair without a hormonal basis.
  • It can vary according to genetic factors, but a sudden increase often indicates a hormonal imbalance.

Main causes of hirsutism

  1. Polycystic Ovary Syndrome (PCOS) and Female Hyperandrogenism
    • PCOS is the most frequent cause.
    • It produces an increase in androgens (“female hyperandrogenism”) that favors excessive hair growth.
  2. Other Hormonal and Metabolic Causes
    • Adrenal disorders (congenital adrenal hyperplasia, androgen-producing tumors).
    • Insulin resistance.
    • Idiopathic causes (no detectable cause, often genetic predisposition).

Diagnosis of hirsutism

  • Clinical assessment: grading and distribution of hair (“facial hair in women”), menstrual history.
  • Hormonal analyses: measurement of testosterone, DHEAS, and other androgens.
  • Ovarian ultrasound: to confirm or rule out PCOS.
  • Additional tests: if there are signs of virilization (voice changes, increased muscle mass, hair loss).

Treatment options for hirsutism

Medical Treatment for Hirsutism

  • Combined hormonal contraceptives (to reduce androgen levels).
  • Antiandrogens (for example, spironolactone).
  • Metformin in cases of insulin resistance.

Aesthetic Treatments

  • Laser hair removal or intense pulsed light (IPL), especially when combined with hormonal therapy.
  • Traditional methods (waxing, shaving), recommended only as a complementary measure.

How does hirsutism affect fertility?

  • Hyperandrogenism and fertility are affected when there are irregular cycles or anovulation.
  • The hormonal alterations of PCOS interfere with ovulation, making conception more difficult.
  • With proper treatment and medical follow-up, many patients can regulate their cycle and become pregnant—either naturally or with assisted reproductive techniques.

Frequently Asked Questions (FAQ)

What is the difference between hirsutism and hypertrichosis?
Hirsutism involves hair growth in male-pattern areas due to a hormonal imbalance; hypertrichosis is a generalized increase in hair without a hormonal cause.

Can you get pregnant if you have hirsutism?
Yes. If the origin is PCOS and there is a hormonal imbalance, treatment may be required to regulate ovulation before achieving pregnancy.

How does hirsutism affect fertility?
“Hyperandrogenism and fertility” can be compromised by irregular cycles; with proper diagnosis and treatment, pregnancy rates increase.

When should I visit a fertility clinic if I have hirsutism?
If, after 6–12 months of trying to conceive naturally, there is no success, consult with assisted reproduction specialists.


Hirsutism is not just an aesthetic challenge: it can indicate hormonal imbalances that affect your fertility. At FIV Valencia, we offer comprehensive diagnostics and the best treatments.

Request your first free visit: Contact Fertility Madrid.

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