Pain is essential to survival: It signals injury and modifies an animal’s behavior to promote healing, dying down once the danger passes. But sometimes, this biological alarm fails to switch off, ...

In this letter, we explore the mechanistic rationale behind sardine fasting and then move into the how-to: a practical, modifiable protocol you can tailor tailor to your goals.

Does fasting guarantee weight loss? Is longer fasting always healthier? Can fasting detox the body or cure lifestyle diseases? An internal medicine expert busts common fasting myths many Indians still ...