Rishi Sunak fasts for 36 hours at the start of each week, it has emerged. The prime minister survives on a diet of water, tea or black coffee from 5pm on a Sunday afternoon to 5am on Tuesday morning, his friends say. One said: “ He is incredibly disciplined.” A source close to the PM told The Sunday Times: “ It’s true, he doesn’t eat anything at all on a Monday.“ It’s remarkable really given that he is often on visits or doing PMQ prep on a Monday.... It’s a real testament to the discipline, fo