4. It may boost your metabolism.
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Insulin and leptin are two hormones that are critical in the regulation of the body’s metabolism. Insulin aids in the storage of nutrients from the bloodstream, whereas leptin functions as a hormone of satiety. According to research, fasting on water may make your body more susceptible to these hormones. A higher level of sensitivity boosts the efficiency of these hormones, which means that your body will be better equipped to control blood sugar levels and prevent obesity.