Track with Lief
Lief is the most intelligent, clinically accurate HRV wearable, and the only one that can intervene in real time to help your body de-stress with personalized HRV biofeedback.
Train with coaches
Your Lief coach will connect with you one-on-one to provide evidence-based strategies to reduce stress and improve your well-being. You can sign up for coaching directly in the Lief app.
Transform how you feel
As you learn how to breathe your way to higher HRV, you'll feel better from the inside out, and experience the power of calming your mind on-demand.