Dr Madan Kataria The Founder of Laughter Yoga,
laughed all by himself in 5 am in the morning without making any sound.
Silent Laughter ha ha ha. Laughter is good for your health. helps to unwind negative effects of stress.
If you want to order 40 mins complete DVD on Laughter Yoga Alone and 5 Yoga breathing exercises & for other products
please visit our website http://www.laughteryoga.org