Vitamin D deficiency creeps up on people, and causes all sorts of health problems to their bones, to their gradual decay of their immune systems, or loss of immune function, and probably some problems with their mood and health, their mental health.
Nedostatak vitamina D se prikrada ljudima, i uzrokuje razne zdravstvene probleme s kostima, do postupnog raspada imuno sustava, ili gubitka imunološke funkcije, i vjerojatno nekih problema s raspoloženjem i zdravljem, njihovim mentalnim zdravljem.