Popularised, in part, by four-time world record holder and two-time Olympian with gold medals in the 5000m and 1500m, Jakob Ingebrigtsen, double threshold training has made its way all around the ...
Sort of. Sprinting is essentially explosive resistance training using your own body weight, so every sprint activates your glutes, quads, hamstrings, calves, and core, allowing you to maintain muscle, ...
I've given up running - walking has all the same benefits, from lowering cancer risk to beating depression, and my recent health MOT is the proof ...