Why Does Hair Fall Out After COVID or a High Fever?

Quick answer: Shedding after COVID-19 or any high fever is usually telogen effluvium: the illness pushes many hairs into the resting phase, and they shed about two to three months later; for most people it settles over several months.
- Timeline: Shedding starts weeks after recovery.
- Recovery: Usually improves on its own.
- Check: See a doctor if it persists.
Frequently asked questions
Is it permanent?
Usually not.
Can vitamins help?
Only if deficient.
Cover while waiting?
Gentle styling and cosmetic options.
Folli-Doc at a glance
- Simulation & Stimulation: our newest technology, one session of 3–4 hours
- 85–99% fuller-looking hair on the same day
- Results can last 24–48 months
- FDA & NPRA certified; technology from Europe, used in 32 countries
- Exclusive in Malaysia & Singapore; 8,000+ clients
- Also offered: hair transplant and SMP
Talk to Folli-Doc
Free consultation & AI scan (worth RM199). 11am–7pm daily, by appointment only. Branches: KL Gateway Mall (HQ), Penang (Love Your Hair Studio) and Sibu.
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Related reading
- Why Is My Hair Falling Out So Much?
- Which Vitamin or Mineral Deficiencies Can Cause Hair Loss?
- Can Stress Really Cause Hair Loss?
- How Long Does Postpartum Hair Loss Last?
- Hair loss library: Causes of hair loss
Reviewed by the Folli-Doc team, led by Dr. Steven Goh (6 years’ experience in hair density treatment). This article is general information, not a medical diagnosis; for sudden, patchy or painful hair loss, see a doctor or dermatologist.