Dr. Sunil J Wimalawansa explains why vitamin D is vital for overall health, playing key roles in musculoskeletal, immune, and cardiovascular functions.
Key Points
- Optimal serum 25(OH)D levels (40-80 ng/mL) are essential for preventing infections, autoimmune diseases, and chronic conditions; however, based on flawed studies and biases, current guidelines fail to address its broader benefits
- Different tissues exhibit varying thresholds for adequate vitamin D diffusion from circulation.