Why do I have white hair at 17?

It's understandable to be concerned about white hair at 17. There are several reasons why you might be experiencing this, and according to the provided reference, the three most common causes are genetics, illness, and stress.

Common Causes of White Hair at a Young Age

Cause	Explanation
Genetics	Certain genetic conditions like poliosis or vitiligo can lead to white hair from birth. Early greying can also be hereditary, meaning it runs in your family. If your parents or grandparents experienced premature greying, you might be predisposed to it as well.
Illness	Some underlying health conditions can contribute to premature greying. It's important to consult a doctor to rule out any medical issues.
Stress	Periods of high emotional or psychological stress can potentially lead to premature greying. While the direct link is still being studied, stress is considered a contributing factor.

What to Do About Premature White Hair

While the following are not a cure for white hair, they can help manage the condition.

Consult a Doctor: If you are concerned about premature greying, consulting a doctor is a good first step. They can rule out any underlying medical conditions.
Manage Stress: If stress is a contributing factor, explore relaxation techniques such as meditation, yoga, or deep breathing exercises.
Nutrition: Ensure you have a balanced diet rich in vitamins and minerals. While diet is not a direct cause, a healthy body can promote healthy hair.
Consider Hair Dye: If the appearance of white hair is a concern for you, hair dye can be a temporary solution.

In conclusion, several factors might cause white hair at 17. The primary reasons include genetics, underlying illnesses, and stress, according to the provided reference. Consulting a doctor will help identify the root cause.