MUI FITNESS US (English) on MSN10 分钟
10 Exercises for Rock-Hard Abs and a Healthy Back
Perfect for targeting the lower abs. Superman: Strengthens the lower back and glutes. Side Plank: Works the obliques and improves lateral stability. Oblique Crunches: Ideal for defining the ...
Joan MacDonald, the fitness influencer known as the "fitness grandma," has shown that it's possible to transform your body and life at any age. One of the cornerstones of her training is strengthening ...