"Studies have proven that sitting in a properly adjusted chair that encourages motion reduces cumulative trauma disorders to nerves, tendons, and the neurovascular system."
nsfw
Tendonitis pics
woahdude, climbing, spacedicks, degloving, WTF
Shatter, Gore
interestingasfuck
MedicalGore
MedicalGore
MedicalGore
aa_cups, KindaLooksLike