Elon Musk reveals his weight loss secret

the SpaceX CEO explained his healthy habits and other lifestyle changes that helped him lose nearly 20 pounds (9 kilograms).

The billionaire tweeted that he started fasting sometimes on the advice of a 'friend' and is now feeling much better.

Talking about periodic fasting, many people follow this regime which changes eating and fasting on a regular schedule.

The most commonly followed plan is fasting for two days a week and limiting the daily food consumption window to six hours.

The Chief Medical Officer of Zero Fasting Dr. Peter Attia is a Canadian physician, who is proficient in the applied science of longevity. 

The Zero fasting app claims that its content is backed by some of the leading doctors in the world