Actor Madhoo's fitness journey—from playing cricket and doing aerobics in her childhood to incorporating treadmill workouts, cycling, and later weight training—highlights the importance of adapting exercise routines with age. Fitness expert Garima Goyal said that while aerobics is excellent for heart health, stamina, metabolism, and mood, strength training becomes essential after the 40s and 50s to preserve muscle mass, improve bone density, mai…