Medical disclaimer

This content is for general information only. It is not medical advice, diagnosis or treatment, and it is not a substitute for advice from a doctor or dermatologist about your own situation. See a healthcare professional if you notice sudden, patchy or heavy hair loss, or a painful, inflamed or scarring scalp.

Nothing on this site is a diagnosis or a treatment plan. Hair loss can be a sign of other health conditions, and some treatments discussed here have side effects or are unsuitable during pregnancy. Speak to a doctor or pharmacist before starting, stopping or changing any treatment.

Research changes. We update articles when it does, but an article may not reflect the very latest studies. Check the dates shown on each post.

If you think you have a medical emergency, contact your local emergency services.