You may be suffering from vitamin D deficiency if you have the following:
Backache
Leg pain
Muscle weakness
Frequent fractures
Frequent chest infections
You may be at risk of vitamin D deficiency if you have one of these:
A simple blood test can check your vitamin D level in the body. Normally it should be above 30ng/mL.


Age > 65


Less sunlight exposure


Chronic liver disease


Chronic kidney disease


Certain medicines


VITAMIN D DEFICIENCY