Walk into almost any gym, and you’ll notice a familiar pattern across the weight room. Some lifters treat every set like a max attempt, while others hold back and then wonder why progress slows down.

While there are plenty of fancy gadgets you can use to track your effort in the gym or on a run, there’s one core metric that uses no tech at all: the rate of perceived exertion. RPE in the most basic ...

RPE, a.k.a. your Rate of Perceived Exertion, may not be a metric you've used to track your workouts thus far, but experts say it may well be more useful than using a fitness watch. In short, the RPE ...

View post: I Visited the Global Wellness Clinic Every Biohacker Is Talking About to Audit My Own Vitality. Here's What I Learned Walk into almost any gym, and you’ll notice a familiar pattern across ...