Dr. Champ's trials, Misfit fitness trackers, Relentless podcast, positive and stimulating people, social circles, long-term sustainability, rabbit holes, mental stress, psychology of habit, controversial motivation, polarization, float tanks, escape mechanisms, green exercise, push-up challenges, eliminating mindless eating, Blink, ambitious people, continuous improvement, and self-driven education

Float tanks, Halcyon Floats, ketones, blood glucose, car ride stress, biohacking your breathing, cancer and luck, workout partners, food preparation, purposeful inconvenience, "relentless" stress relief, being comfortable spending time with yourself