Symptoms
- Lots of hair is noticed in a comb or brush.
- The hair falls out from all parts of the scalp.
- This leads to major thinning of the hair, but no bald spots.
Cause
- A severe stressful event
- Reason: Hair follicles are very sensitive to physical or emotional stress.
- Examples are a high fever, severe illness or surgery. Also, a psychological crisis or a crash diet can be triggers.
- In pregnant teens, the stress can be childbirth.
- Hair loss is not caused by shampoos.
Time Frame for Hair Loss and Return
- The hair begins to fall out about 3 months (100 days) after a severe stress. (Range: 2 to 4 months).
- It will keep falling out in large amounts over the next 3 or 4 months.
- After hair stops shedding, the hair will slowly grow back. This can take 6 to 8 months for all the hair to grow back.
- The whole cycle takes about 12 months.