The colour of love

... amounts of melanin in the skin a disadvantage. Blocking out too much sunlight could contribute to a deficiency in Vitamin D, which can lead to rickets, a bone deformation that used to be fairly common among Britain's non-Caucasian community. Dr ...

http://www.thestar.com.my/Lifestyle/Features/2013/12/04/The-colour-of-love.aspx