Coherent Breathing Timer

Practice the scientifically-proven 5-5 breathing rhythm to optimize heart rate variability, reduce stress, and enhance emotional regulation.

Heart Rate Variability Optimization
Coherent breathing at 5 seconds in, 5 seconds out (6 breaths per minute) optimizes heart rate variability and activates the parasympathetic nervous system. This scientifically-proven rhythm enhances emotional regulation, reduces stress, and improves focus.
Breathing Rhythm
5 sec in • 5 sec out
6 breaths per minute
Session duration (minutes):
Inhale duration (seconds):
Exhale duration (seconds):
Ready to Begin
5
Press Start
Session: 10:00
0 breaths completed
💚 Coherent breathing session complete! Your heart rate variability has been optimized.