Asanas are beneficial for the muscles, joints, cardiovascular system, and nervous system. This ancient form of exercise improves strength, flexibility, and balance. "Exercise is Medicine"
Pranayama (breathing exercises) trains the lungs and improves the capacity of the respiratory system. In addition to decreasing stress, anxiety and improving sleep quality, mindfulness breathing will relax the mind and the body (ex. muscles) and therefore is a great tool for managing pain.
Meditation can help your brain release endorphins, which are natural painkillers. These neurotransmitters, act to increase feelings of pleasure, well-being, and also reduce pain and discomfort.