An-Najah News - The diabetes specialist and member of the Palestinian Association of Endocrinology and Diabetes, Dr. Annan Abdel Haqq, said that citizens in the Middle East region have a deficiency of vitamin D.

He continued in an interview with An-Najah: “There are no symptoms of Vitamin D deficiency; however, the lack of vitamins in general leads to weakened immunity, because each vitamin is responsible for a specific thing, in the human body.

Abdel-Haq confirmed that vitamin D is responsible for strengthening hair, muscles, joints, and vertebrae.