Though there are benefits of fasting, there are certain people who should never fast without professional supervision. You should first know that your body is able to handle a fast. Here is a list of people who should try to avoid fasting or take the advice of your medical practitioner before you start fasting.

Pregnant women and Nursing women

Persons who are physically too thin or emaciated

Individuals who take insulin for diabetes, or suffer any other blood sugar problem such as hyperglycemia

Those who suffer weakness or anemia

Persons who have tumors, bleeding ulcers, cancer, blood diseases, or who have heart disease

Persons who are prone to anorexia, bulimia, or other behavioral disorders

Those who suffer chronic problems with kidneys, liver, lungs, heart, or other important organs