MuscleWiki - Understand your body, simplify your workouts

Hevy - Simple workout logging, insightful analytics, and a growing community of gym athletes.

Rejoy Health - Digital clinic to treat and manage back and joint pain

Strong.app - Strenght training logger.

PainScale - Find treatments for your chronic pain

Freeletics - Freeletics Bodyweight is the most effective fitness training program, adapted to your schedule...