Wearing a tight ponytail daily may cause traction alopecia, a condition that leads to permanent hair loss [1].

This warning highlights the risk of common hairstyling habits that prioritize aesthetics over follicle health. When hair is pulled too tightly for extended periods, the physical stress can damage the scalp and prevent future regrowth.

Kat, a dermatologist and hair health consultant, said traction alopecia occurs when constant tension is applied to the hair shafts [1]. This tension pulls on the hair follicles, which weakens them over time [1]. If the habit continues daily or for long durations, the damage can become irreversible, resulting in permanent bald spots or a receding hairline [1].

The condition is often associated with hairstyles that pull the hair tight against the scalp, such as tight ponytails or braids, which creates a sustained tugging effect on the root [1]. In Brazil, health experts have noted this trend in various media reports, emphasizing that the repetitive nature of the stress is what leads to the follicle's failure [1], [2].

Preventing this type of hair loss requires reducing the amount of tension placed on the hair. Experts suggest avoiding styles that feel tight or painful and allowing the hair to remain loose for periods of time to let the follicles recover [1]. Once the hair follicle is completely destroyed by the tension, the hair will not grow back in that area [1].

“Traction alopecia is the hair loss caused by constant tension on the strands.”

Traction alopecia represents a mechanical form of hair loss rather than a genetic or hormonal one. Because the damage is caused by external physical stress, it is entirely preventable through behavioral changes in hairstyling. However, once the follicle reaches a stage of permanent atrophy, medical interventions are limited, making early detection and the avoidance of high-tension styles critical for long-term scalp health.