Whether you do it for dieting, religion, or if you need to get blood work done, fasting affects every part of your body.
Typically, if you go without eating or drinking you may think that your body loses energy, making it difficult to function throughout the day.
Others suggest that fasting can improve your brain function.
So, what happens to your brain and blood sugar levels when you fast?
Vince Andrich, Performance Nutrition Expert, discusses what happens to your brain energy and blood sugar levels when you fast.