Varsha Rutu and Basti Panchakarma According to Ayurveda Vata Dosha increases in the varsha Rutu that means in rainy season it increases and diseases releted to it like pain in joints, arthritis, back pain, muscle stiffness, insomnia, loss of appetite are also increases, that's why it is recommended to do panchakarma in this season.basti removes all the vata Dosha from the body and gives strength to it.