Fitness Science: What Are Fast And Slow Muscles? It's Important For Your Athletic Performance

Do you guys feel like there could be someone who could complete a high-intensity interval training circuit, but could barely run a few kilometres? Or, what if a marathon runner couldn't even jump a box? It's a bit of an exaggeration to say that, but if that's the case then the difference could be in the composition of their skeletal muscles. Your body has two types of skeletal muscle fibres: Slow contracting (type i) and fast contracting (type ii).

Why Is Core Strength So Important? But It Has Nothing To Do With Your Six-Pack

Ever since the advent of plunging necklines, bikinis and especially many celebrity outfits, people have been obsessed with the idea of having a flat abdominal figure with six-pack abs. The most common request many fitness trainers hear from their clients is "I want abs!" . Look around the gym and you'll probably see half the people (especially women) doing core exercises such as sit-ups, cycling, planking and using abdominal wheels.
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