Posemaniacs is a bit awkward at times since it generates 3d models with a variety of perspectives and I have received a lot of poses that real humans would be hard pressed to make, but is good for studying muscle anatomy.
Pixelovely features real stock photography and has a wider range of body types/more interesting poses.
I’ve been using his references for almost 2 years now, they are a great source for real bodies in motion at a very high quality. Great practice for people who want to break out of those “just standing there” poses. His site also includes a reference library.
For those of you interested in pursuing medical illustration or simply want to do it as a hobby, this is a must-do tutorial by freelance medical illustrator, Mike de la Flor.
Mike “guides you step-by-step through the essential concepts of medical illustration. Here he reveals the fundamentals of digital pen and ink techniques in Illustrator.”
Knowing how to properly execute a pen and ink drawing is extremely important in medical illustration. While it may seem like pen and ink illustrations are simple line drawings, they are actually very intricate and must be planned properly. Of course, the computer makes it easier to make that pen and ink “look” and you can always erase your mistakes, which is difficult to do the traditional way. Medical illustrators take years to perfect their pen and ink techniques, so why not start now by trying this tutorial.
The goal goal isn’t to show you how to draw clothes. There’s too many styles. So this is to show you how clothes behave on the body. That way you can at least get the physics right and design whatever you want.