Padmasana (Lotus pose)
Padmasana (Lotus Pose)

It is one of the best pose for meditation and pranayama, but requires enough flexibility. So beginners may start with half lotus, folding only one leg at top. 
LOTUS POSE aligns the spine and makes the seat firm and steady of practitioner. which directs the flow of prana ( life force ) from base of spine towards the crown of the head. It heightens the experience of meditation. Builds attractive personality, induces peace of mind, helps to regulate the temperature of body and releases the hyperactivity