Hula Hoop Fitness: Quick Trick for a Flat Stomach and Slim Waist

Who doesn’t know the great toy from childhood: the hula hoop. Everyone has tried it at least once and tried to outdo their friends in the spins. What sounds like childish stuff is a serious fitness trend that primarily strengthens the core muscles. We’re talking about hula hoop! Even stars like BeyoncĂ©, Kate Upton, Liv […]

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