What Is the 75 Hard Challenge—and Is it Healthy? Emily DiNuzzo Replay Video A little extra motivation to eat right and exercise goes a long way. This gentle kick in the butt might come in the form of fitness tracker notifications that remind you to stand up from your desk or a healthy meal delivery service box that makes cooking easier. Motivation may even come from sharing your journey on social media. That's how many people discovered the 75 Hard challenge, a plan created by motivational speaker, podcaster, author, and supplement company owner Andy Frisella. It involves following seven specific 75 Hard challenge rules.