What causes hair loss after pregnancy?

During pregnancy, hormonal changes can keep more hairs in the growing phase. After delivery, a group of follicles may move into a resting phase together, so shedding becomes noticeable later rather than immediately. This diffuse process is called telogen effluvium and can make hair seem thinner across the scalp, especially during washing or brushing.

Pregnancy and recovery can also bring blood loss, restricted eating, thyroid changes, illness, or major sleep and emotional stress. These may add to shedding. A widening part can reveal female pattern hair loss, while smooth patches, scale, broken hairs, or strong itch suggest another diagnosis such as alopecia areata or scalp ringworm.

Handle hair gently: use conditioner, detangle slowly, limit high heat and chemical processing, and avoid tight braids, extensions, and pulled-back styles. Eat regular meals with varied protein and iron-containing foods, particularly while recovering or breastfeeding. Do not take high-dose supplements or use prescription treatments without discussing pregnancy, breastfeeding, and your medical history with a clinician.

Arrange an assessment if shedding is severe, continues without improvement, or leaves visible thinning. Seek prompt care for smooth expanding patches, eyebrow loss, scalp pain, crusting, pus, or heavy scale. Fatigue, dizziness, feeling unusually cold or hot, palpitations, or menstrual changes should also be mentioned because they can point to a medical contributor.

Does my pattern fit telogen effluvium, or could iron, thyroid, scalp, or female pattern hair loss be involved? Which tests and treatments are suitable while I am breastfeeding or planning another pregnancy?