✓ Perfect duration for high-intensity cardio sessions
✓ Helps maintain consistent form and effort throughout your workout
✓ Ideal for tracking rest periods and interval training
✓ 20 minutes is scientifically proven to boost metabolism and endurance
Click the "Start Timer" button when you're ready to begin your cardio session
Dedicate the next 20 minutes entirely to cardio
When time's up, you'll hear an alert and see a notification
Start another 20 minute session or choose a different duration