Skin 
1. Dr Blaine's
Offers effective topical cream products to treate nail fungus and athletes foot.
http://www.drblaines.com/
2. Elidel
Offers information about the causes, symptoms, and triggers of eczema and skin rashes. Includes treatment details on use of Elidel cream to relieve redness and itchiness.
http://www.elidel.com/
Provides useful information about fungal nail infections.
http://www.cure-nail-fungus.com/
Information about vitiligo, a skin disorder where most, but not necessarily all, pigment cells, or melanocytes, in a patch of skin are lost.
http://www.vitiligoinfo.com/