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The science behind nail biting, and what works to redirect it.

What Is Habit Reversal Training? The Protocol Behind Most BFRB Treatment

May 14, 2026

Habit reversal training is the most-studied behavioral protocol for nail biting and other BFRBs. Here is where it came from, what the three components actually look like, and where newer adaptations do better.

What Is a BFRB? Body-Focused Repetitive Behaviors, Explained

May 7, 2026

Most nail biters have never heard the term BFRB. Here's what it means, why grouping nail biting with skin picking matters, and what the research says actually works.

Why Do I Bite My Nails When I'm Stressed?

April 7, 2026

The answer is less about willpower than you'd think. A look at what the research says about stress, nail biting, and what works to redirect the urge.

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