Yoga is a group of physical, mental and spiritual practices.
Maharishi Patanjali is known as " The Father of Yoga" who told 195 yoga sutra that is the foundation of yoga phylosophy.
In the modern world we have become quite successful in our external achievments. We have power, welth, property and many more yet we have not been able to create either indevidual or social peace, wisdom or happiness.These human problems will not be solved by technologies. These problems will be solved only when we discover within ourselves. That for all mankind serching inner peace, happiness and wisdom. This is the gole of Yoga.For yoga is the practical science intended to help human beings become aware of their ultimate nature.