Working out on an Empty Stomach Also Has Its Downsides. by Skipping a Meal Before Rigorous Activity, Your Stomach Will Not Only Be Growling with Hunger — It...
Working out on an empty stomach also has its downsides. By skipping a meal before rigorous activity, your stomach will not only be growling with hunger — it will also cramp more easily. You also run the risk of getting dizzy or lightheaded, which increases your chances of a fall or other serious injury.
Should I eat before or after I jump rope?
As a general rule of thumb, you should wait to exercise until three to four hours after eating a meal, and one to two hours after eating a snack, advises Ansari. Doing some light exercise after eating—like walking—is fine, but for a more intense workout your body needs time to digest.
Research suggests that exercising in the late afternoon might just be physiologically the optimal time to exercise: You are at your strongest in the late afternoon and early evening. Your muscles are strongest and most supple at about 6pm. Your joints are at their most flexible late in the afternoon.