Effects

Benefits:
Strengthens and stretches back muscles, spinal muscles, buttocks, and hamstrings
Opens chest
Helps spinal flexibility
calmer brain and central nervous system/stress relief
helps alleviate menopause symptoms
may help with insomnia if done right before bed
increases blood circulation
may help with asthma, hypertension, osteoporosis, and glogged sinuses
calves, quads, and hamstrings all get a work out
lung capacity increases
helps with stiffness in the back, shoulders and ankles
can help relieve abdominal cramps

warnings
watch out if you have neck injuries, are late in pregnancy, or have a knee injury. Do not try to push any injuries or pains if it hurts.