Yoga! It is not just a way to exercise, but it helps to improve immune system too. This fact is known about Yoga throughout the ages. The exercising techniques and the various postures used to perform this kind of art are externally easy and can be done anywhere anytime. Some efforts to learn such exercises can actually pay in the long run. It helps to maintain body weight, body shape, decreases the probability of heart diseases like stroke and blood pressure and also helps in curing diabetes and asthma.
Yoga exercises give your body an internal stretch, helps to realign and rebalance your energy. Yoga postures improve your sense of body awareness. So you feel lighter, your posture is enhanced, you become more flexible and more in tune with what your body needs in the present moment.
All physical practices in Yoga require some preliminary limbering movements to prepare for the Asanas and in order to prevent muscular strain and injury to tendons. There is no specific breath control required with these as total attention is upon awareness of the muscles.