Hatha yoga yoga developed as a branch of the more ancient yoga. According to P.V. Kane, Patanjali yoga concentrates more on the yoga of the mind, while Hatha yoga focuses on body and health. Some Hindu texts do not recognize this distinction. For example, the "Yogatattva Upanishad" teaches a system that includes all aspects of the "Yogasutras" of Patanjali, and all additional elements of Hatha yoga practice. The impact of Hatha yoga on physical and mental health has been a topic of systematic studies. Some scholars state that a regular and proper yoga practice yields health benefits. Others state that the results
Bhagavad Gita "bhakti" effort is assisted with "right knowledge" and dedication to one's "dharma". Theologian Catherine Cornille writes, "The text [of the "Gita"] offers a survey of the different possible disciplines for attaining liberation through knowledge ("Jnana"), action ("karma"), and loving devotion to God ("bhakti"), focusing on the latter as both the easiest and the highest path to salvation." According to M. R. Sampatkumaran, a "Bhagavad Gita" scholar, the "Gita" message is that mere knowledge of the scriptures cannot lead to final release, but "devotion, meditation, and worship" are essential." The "Gita" likely spawned a "powerful devotionalism" movement, states Fowler, because the