Does Wearing a Hat Cause Hair Loss?

Many people worry that wearing hats might cause them to go bald. This is one of the most common hair loss myths. Here's what medical research actually shows.

The Short Answer: No

Regular hat-wearing does not cause hair loss. No research has linked normal hat use to balding. Hair loss is mainly caused by genetics, hormones, and health conditions—not by covering your head.

Dermatologist Dr. Christina Han confirms: "It's a myth that hats cause hair loss. Unless a hat is on too tightly and restricts blood flow to the scalp, wearing a hat does not cause hair loss."

What Research Shows

Studies on identical twins actually found surprising results. Men who wore hats every day had less hair loss at the temples than their non-hat-wearing twins. A similar study in women found that not wearing hats was linked to more hair loss.

When Headwear Could Be a Problem

There is one exception: very tight headwear worn for long periods. This can cause traction alopecia, a type of hair loss from repeated pulling on hair. A study found that 34% of women who wore tight head coverings for 7-9 hours daily developed some hair loss, compared to only 3% who wore them under 3 hours.

Early traction alopecia is reversible if you stop the pulling. But long-term tight headwear can cause permanent damage.

Tips for Safe Hat-Wearing

Choose hats that fit comfortably without squeezing. Take breaks from tight headwear when possible. Keep your scalp and hats clean. If you notice redness, itching, or hair coming out, switch to looser styles.

The Bottom Line

Wearing a baseball cap, beanie, or casual hat will not make you bald. Genetics are the main cause of hair loss. If you're concerned about thinning hair, see a dermatologist to find the real cause.