Hatha yoga ancient yoga texts of Buddhism, Hinduism and Jainism, it is the Hatha yoga texts that provide step by step methodology on how to enter into an "asana". The Hindu text "Gheranda samhita", for example, in section 2.8 describes the "padmasana" for meditation. Most "asanas" are inspired by nature, such as a form of union with symmetric, harmonious flowing shapes of animals, birds or plants. Early hatha yoga was used to prevent the dripping of bindu (semen) from the heads of men. The two early hatha yoga techniques to achieve this were inverted poses such as Viparita Karani, known as the
Karma karma theories is the concept of reincarnation or the cycle of rebirths ("saṃsāra"). Rebirth is a fundamental concept of Hinduism, Buddhism, Jainism and Sikhism. The concept has been intensely debated in ancient literature of India; with different schools of Indian religions considering the relevance of rebirth as either essential, or secondary, or unnecessary fiction. Karma is a basic concept, rebirth is a derivative concept, so suggests Creel; Karma is a fact, asserts Yamunacharya, while reincarnation is a hypothesis; in contrast, Hiriyanna suggests rebirth is a necessary corollary of karma. Rebirth, or "saṃsāra", is the concept that all life forms go