Hair loss can have more than one cause
Hair shedding and thinning can happen for many different reasons, and the pattern matters. Some causes are temporary, while others may continue unless the underlying condition is identified and managed. Before considering a procedure, it is important to distinguish sudden shedding, patchy loss, scalp disease and gradual pattern hair loss.
Common reasons hair may start shedding
- Physical or emotional stress: Illness, surgery, major stress or rapid body changes can trigger temporary shedding known as telogen effluvium.
- Nutrition-related problems: Low iron, inadequate protein intake or other deficiencies can contribute in some people. Supplements should be based on clinical need rather than taken routinely.
- Thyroid and hormonal conditions: Thyroid disorders, PCOS and other hormonal changes can affect hair growth.
- Pregnancy and postpartum changes: Increased shedding after pregnancy is common and is often temporary, but persistent or severe loss should still be assessed.
- Androgenetic hair loss: Male- and female-pattern hair loss usually develops gradually and can continue over time.
- Alopecia areata: This autoimmune condition often causes smooth patches of hair loss and needs a different treatment approach from pattern baldness.
- Scalp disease: Inflammation, fungal infection, scarring disorders or persistent scaling can contribute to hair loss and may need prompt evaluation.
- Medicines or excess supplementation: Some medicines and excessive intake of certain nutrients, including vitamin A, may be associated with hair loss. Do not stop prescribed medicines on your own.
Why diagnosis matters before treatment
Hair transplant surgery is not the right first step for every type of hair loss. Active alopecia areata, unstable shedding, diffuse donor-area thinning or untreated scalp disease can change candidacy and may need medical management first.
A clinical assessment may include the hair-loss pattern, scalp examination, medical history and, when indicated, selected blood tests. Not everyone needs the same test panel or supplements.
Where hair transplant may fit
For selected people with stable pattern hair loss and adequate donor hair, transplantation may be one option. It does not stop future loss of non-transplanted hair and cannot guarantee a particular density or lifelong appearance. Donor availability and long-term planning are important.
Read the Hair Loss guide for diagnosis and treatment information and the Hair Transplant guide for surgical planning. For an individual assessment, use the Contact page.