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Fasting means choosing to go without food, drink, or both for a period of time. It can mean going without any food or going without certain types of food. People may fast before a medical test or surgery, for religious reasons, or to try to lose weight.
Types of fasting include:
For people who are healthy, some fasting is probably safe. But for people with some health conditions or who are pregnant or nursing, it might be harmful. It's a good idea to talk to your doctor before you start any new diet or weight-loss plan.
Current as of: September 20, 2023
Author: Healthwise StaffClinical Review BoardAll Healthwise education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.
Author: Healthwise Staff
Clinical Review BoardAll Healthwise education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.
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