What is the difference between Yogasanas and other exercises?
Is there any age limit while performing Yoga?
Yoga is the Science as a whole. Yogic practices which are used for curing physical and mental disorders are referred as Yogic Techniques.
Yoga can be practiced at all ages above twelve 12 years .It can be practiced at the age of 80, years. But one should do only those asanas that are suitable to one?s physical conditions.
What is the advantage of Yoga over to other Exercises?
Is it necessary for the user to be religious/God fearing to practice Yoga?
Exercise increases strength and stamina of the muscles but Yoga affects complete body mind complex and triggers a change from negative to positive direction on the physical , mental ,spiritual plane of existence.
Certainly not .But you should have total faith in what you practice otherwise it will be fruitless .If you want to practice Yoga you must have faith in Yoga.
Can Yoga be helpful in the weight reduction?
What is the easiest Yogic practice?
Yes, Only if Yoga practices like Yogasana and Pranayama can improve the digestion capacity of the body which reduces excessive fat consumption of the body.
Shavasana,Omkar Chanting and Yoganidra. Patanjali?s Ashtanga Yoga which explains asanas,pranayama and meditation. Anybody can practice these techniques.