Responding to a Twitter user, the world's richest person Elon Musk revealed that he has lost 20 lbs (around 9 kg) from his unhealthy peak weight. Musk recently tweeted that he had started "fasting periodically" and felt healthier. Earlier in an interview, Musk's father Errol remarked that Elon was "eating badly" and suggested him diet supplements to address his weight.