1: Vitamin D is crucial for bone health and immune function.

2: Deficiency can lead to weak bones and increased infection risk.

3: Symptoms include fatigue and muscle pain.

4: Sun exposure and supplementation can help prevent deficiency.

5: Consult a doctor for testing and personalized recommendations.

6: Children, pregnant women. and older adults are at higher risk.

7: Eat foods rich in vitamin D like fatty fish and fortified dairy.

8: Supplements may be necessary for those with low levels.

9: Stay informed and take action to protect your health.