What LISS Won’t Do Yes, the lazy-girl workout does have limitations. The biggest one: Its only cardio. So while thats really awesome for your health, it wont do much for your muscular strength. And the fact that HIIT-style workouts often use strength-building movements such as squat jumps and wall balls to get your heart pumping means you can kill two birds with one stone in a way that doesnt really happen with LISS. (That said, if you’re just starting exercise for the first time or taki...
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