Stand or sit straight with your back erect. Inhale deeply through the nose for 4 counts, filling your abdomen first, then your chest. Hold the breath for 4 counts. Exhale slowly through the nose for 6 counts, emptying your chest first, then your abdomen. Repeat this process 10 times. Rest for a minute and repeat once more.
Benefits: This exercise helps in reducing blood pressure and heart rate. Deep breathing activates the parasympathetic nervous system which slows the heart rate and promotes relaxation. Regular practice strengthens the cardiovascular system.