Your body has 3 things: mental, physical, and spiritual.  Your body can and will shut down if any of these factors are misaligned.  See, your mental helps you to stay physically and spiritually.  You need your physical state to keep your mental in. Take care of your spiritual side to keep your morale in check.  Your spiritual keeps your mind focused with your physical in strength.  You need all 3 to keep you intact.

If that is the case mine went years ago wth the abuse I have suffered over the year. From a loveless marriage to abuse from family