Also known as: Vitamin D Deficiency (Hypovitaminosis D)
Vitamin D deficiency occurs when the body does not get enough vitamin D, which is essential for bone health, immune function, and mood regulation. It is remarkably common, affecting an estimated one billion people worldwide, particularly in regions with limited sunlight. Vitamin D deficiency develops gradually and can have widespread effects on health, but it is easily correctable with supplementation and lifestyle adjustments.
People with Vitamin D Deficiency often experience the following symptoms.
Certain factors may increase your likelihood of developing Vitamin D Deficiency.
See a doctor if you experience persistent bone pain, muscle weakness, fatigue that does not improve with rest, or frequent illnesses. A simple blood test can measure your vitamin D levels. Seek evaluation if you are in a high-risk group, including older adults, people with limited sun exposure, individuals with darker skin, or those with conditions affecting nutrient absorption like celiac disease or inflammatory bowel disease.
This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.