How do you know when you are well?
the six basic needs of a human body are
food and water: having a good appetitte and hunger, having proper digestion and good quantity of water as per the requirement
air: good and easy breathing
sleep and wakefullness: sound sleep and waking up early and healthy and fresh
evacuation and excretion: having good bowel habits and passing urine without any difficulty
physical movements and rest: able to move around physically, sit and stand
mental movements and rest: able to think and judge rightfully with all senses
is all that decides a healthy state of body and a healthy state of mind