Some sects of Hinduism for instance Vaishnavism Keep to the purest form of vegetarianism as a super when Shaktism and Tantric sects freely take in rooster, mutton (goat and sheep meat), fish and eggs. The explanations mentioned by Jains and Vaishnavas are: the principle of nonviolence (ahimsa) placed on animals;[181] https://www.cureayu.com/blogs/pain-relief/back-pain-causes