Excessive arching of your back can tighten your muscles and cause pain, but arching it for short periods of time, such as during a yoga pose, likely won’t cause negative consequences. Everyone’s back ...

If you've noticed your baby arching their back while nursing, taking a bottle, or crying, you may feel concerned about the behavior. While it's a normal response for your baby, back arching may ...

A healthy spine has a gentle arch or curve. Arching your back excessively can tighten the muscles and lead to discomfort. However, arching the spine for brief periods should not cause health problems.