At about ten years of age, the asanas that have an upside down position and deep breathing can be started. Shuddhikriyas should not be practiced everyday. They need to be performed as and when required for removal of impurities from the body. However, Kapalabhati Nauli can be done every day. They are generally most suited for people in age group of twenty to sixty years.
Relaxation is necessary for all, irrespective of age.
People in all age groups can therefore practice mediation regularly. It is desirable that older people avoid asanas that involve excessive stretching, such as the plough pose or halasana. Strenuous poses such as the scorpion or vrischikasana head-stand or shirshasana should also be avoided older people. When yoga is practiced for therapeutic purpose to overcome or cure ailments, other restrictions are necessary . This is why yoga should not be practiced unless you have learned the correct technique from an expert.