Ehlers-Danlos syndrome: faulty collagen synthesis causing:

1) Hyperexensible skin
2) Easy bruising/bleeding
3) Hypermobile joints
10 different types
Types 1 and 2: affects type V collagen. Easily bruised skin.
Type 3: hypermobility, type III? collagen affected.
Type 4: vascular. Affects type III collagen.