Hatha Yoga Pradipika gives the following variant titles, gleaned from different manuscript colophons: "Haṭhayogapradīpikā", "Haṭhapradīpikā", "Haṭhapradī", "Hath-Pradipika". The "Hatha Yoga Pradīpikā" was composed by Svātmārāma in the 15th century CE. as a compilation of the earlier hatha yoga texts. Svātmārāma incorporates older Sanskrit concepts into his popular synthesis. In the "Hatha Yoga Pradīpikā," Svātmārāma introduces his system as preparatory stage for physical purification that the body practices for higher meditation or yoga. It is based on asanas (postures) and pranayama (breathing techniques). "Hatha Yoga Pradīpikā" lists thirty-five earlier Haṭha Yoga masters (Skt. siddha), including Ādi Nātha, Matsyendranātha and Gorakṣanātha. The work consists of
Karma This effect may be material, moral or emotional — that is, one's karma affects one's happiness and unhappiness. The effect of karma need not be immediate; the effect of karma can be later in one's current life, and in some schools it extends to future lives. The consequence or effects of one's karma can be described in two forms: "phalas" and "samskaras". A "phala" (literally, fruit or result) is the visible or invisible effect that is typically immediate or within the current life. In contrast, "samskaras" are invisible effects, produced inside the actor because of the karma, transforming the agent