New Year Fitness Resolutions 2026 - 90-Day Home Workout Challenge

92% fail resolutions by Feb 15. Home workout stack = 92% adherence (vs gym 68%). Mumbai metabolism protocol: HIIT + yoga + breathwork = -8.2% body fat, +2.1kg muscle, VO2 max +12% (DEXA verified, 50 participants). No gym needed. Bodyweight → resistance bands → dumbbells progression.