Feeling tired can stem from vitamin D deficiency.
A study in 480 adults linked vitamin D deficiency with fatigue symptoms.
Severe hair loss in women may be a reason behind low levels of Vitamin D.
Studies tie low vitamin D levels to alopecia areata, an autoimmune disease.
Suffering from bone and lower back pain? Get your vitamin D levels checked.
Vitamin D helps maintain bone health by improving body's calcium absorption.
Most people with Vitamin D deficiency are asymptomatic.
Loss of appetite is one of the major symptoms.
A few studies claim that Vitamin D deficiency can be linked to depression.
It may act as an indication that something is abnormal with your body.