Categories Articles This AI entrepreneur fasts for 23 hours a day. He says it helps him get to the ‘most extreme levels.’ Post author By crystalg Post date October 21, 2023 Business Insider Business Insider Tags Day..., Entrepreneur, Extreme, fasts, Helps, hours, Levels, most, Says, this ← Digital Calendar vs. Paper Planner: How to Choose the Right Scheduling Tool for You → Javier Milei Is the Frontrunner in Argentina’s Presidential Race. Here’s What to Know