Vitiligo is a non-contagious, chronic skin condition where patches develop on the skin due to depigmentation. The first patches often occur on the hands, feet, arms, face, or lips. Other common areas for patches to appear are armpits (axilla), groin, navel, and genitals. 

Psoriasis is a chronic, non-contagious auto-immune disease which affects skin and joints. Psoriasis is recognized as severely impacting self-esteem, social and romantic prospects, and as promoting depression, seclusion and generally reducing Quality of Life.

Eczema is generally recognized as inflamed, non-contagious, reddened, rash-like, and itchy skin. Eczema can detract from the quality of life that sufferers experience. When socially exposed, eczema can affect work, personal, and romantic relationships.