**10 clear signs of Vitamin D deficiency** 1. **Constant fatigue** – feeling tired even after rest 2. **Bone or muscle pain** – especially in back, legs, or joints 3. **Frequent illnesses** – getting sick often due to weak immunity 4. **Hair thinning or hair loss** 5. **Low mood or depression** 6. **Slow wound healing** 7. **Weak or fragile bones** – higher risk of fractures 8. **Muscle weakness or cramps** 9. **Difficulty concentrating (brain fog)** 10. **Poor sleep or insomnia** | Learning Pet

Is it safe to take 10,000 IU of vitamin D every single day? Find out in this video. If you like this video, check this one out next: https://drbrg.co/49p0YOU | Dr. Eric Berg