6 Hair Signs Your Thyroid Is Troubled

Good, awful, & health-warning hair days exist. Breaking, thinning, peeling are all warning indicators. Since the thyroid gland is on the front of your neck, you may wonder how it affects hair health.

The primary thyroid hormones include triiodothyronine (T3) & thyroxine, according to Verywell Health (T4). Because the thyroid affects many physiological functions, it might slow hair development.

Alopecia

Heat damage, harsh washes, & chemicals cause dry hair. Why? Hypothyroidism. Hypothyroidism can cause dry, coarse, brittle, and slow-growing hair, according to Dermato-Endocrinology.

Dry hair

Hypothyroidism can create dry, brittle hair, whereas hyperthyroidism can cause fine, silky hair. "[It's] not permanent if you get therapy," the site says.

Hair fine

WebMD claims thyroid disorders can cause hair to become "thin and sparse all throughout" WebMD notes that Hashimoto's thyroiditis can cause thinning hair, & the sooner a person tackles hair changes or loss."

Alopecia

When thyroid disorders create excess hair growth, it's not on the head. Hypertrichosis or hirsutism commonly occurs on the forehead, temples, between the eyes, & cheeks.

Overgrown hair

Thyroid disorders can affect skin cells on the scalp, causing hair loss. Dry, flaky skin causes itchy scalp and dandruff.Dermatologist Ilyse Lefkowicz, MD, says where dandruff problems appear & other clues can indicate hypothyroidism. 

Dandruff, itchy scalp

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