Hindus consider Suryanamaskar to be one of the most important mantra/exercise combination. Looking for Hindu Resources? : Check out The Hindu Universe

SooryaNamaskar - Introduction
This is a pictorial presentation on how to perform SooryaNamaskar (Surya Namaskar)
Sooryanamaskar (standing) posture:

Standing errect, without a bend anywhere near knees or spinal cord, close your hands in Namaskar posture. 

Press the hands against each other tightly. The thumbs are together and are made to press into the chest. 

Widen the shoulders and  the lower part of the hands are parallel to the ground. 

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