But physical signs can start to appear as nausea, vomiting, loss of appetite and accompanying weight loss. Sufferers may also become dehydrated
and experience increased thirst
and severe headaches. As
symptoms progress, the nerves and muscles become affected, leading to itchy skin, fatigue and weakness. More serious issues of vitamin D toxicity in the body leads to elevated levels of calcium that reside in the blood and soft tissues (like the lungs, heart and kidneys).