Why is a heating pad good for sore muscles?

Answer 1

Yes, they are very helpful and loosen up the muscles to they aren't so tight. When you add heat it helps the muscles to move apart and not be so close together. This should help with the sore muscle

Answer 2

When you apply heat, it acts as a vaso dilator. It opens up the blood vessels, which increases blood flow to the area. This helps it to heal