Anatomy basic shapes - most people know of these simple drawing rules. But when you are having fun drawing you somehow ignore them, or maybe thats just me? Anyways, i beleive using them more consistently would improve my drawings a lot!
Quite a simple diagram focusing on posterior muscles - great when I need to be working on isolated muscles when I train for Competition time. But as a PT, these muscles names are already in my vocab - so I just admire the colour