A plank is a core exercise that requires glute and leg strength, as well as shoulder stability. To hold a plank, you need to keep your spine neutral and support it with your abdominal muscles. That ...
According to a fitness expert at Lifetime in New York City, how long you should be able to hold a plank for varies given how ...
Teia Collier on MSN
How long you should be able to hold a plank at your age
Planks are one of those exercises everyone knows, even if not everyone loves them. The move looks simple, but holding your ...
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