I recently finished up 30 days with no caffeine. I’ve had a bunch of friends say that it’s one of their biggest levers that they've changed in their life from a focus, energy and sleep perspective. I doubted this quite a bit, but these were real life anecdotes from friends I respected and cared so I thought I could do the absolute least and test it for 30 days. Plus, there’s a big trend about how caffeine doesn’t even do anything for you the first 90 ...