Some tutorials that I've come across, organized both for my own viewing pleasure and to hopefully assist others as well. I update this list whenever I come across new, helpful pieces. A lot of these...

Joshua Black on Instagram: "Torso sketches! #torso #humananatomy #muscles #core #abs #chest #shoulders #pelvis #gottogetbetter #gesturedrawing #drawing #lineart #sketching #doodles"