Jefferson curls: the unusual exercise to strengthen your lower back and core muscles
In fact, the Jefferson curl is more of a mobility exercise that strengthens the muscles of the lower back and core, as well ...
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I'm new to running and these are the two exercises I've been doing to relieve tight hamstrings
Hazelwood, from Elevate Fitness, highlights the Romanian deadlift (RDL) and Jefferson curl as effective moves. Both will lengthen and strengthen the muscles, improve flexibility and relieve tension.