Vitamin D plays an important role in sporting performance through its influence on several bodily functions. Often called the “sunshine vitamin” because the skin produces it in response to sunlight, it contributes to bone health, muscular function, immune responses and inflammation.
In sport, vitamin D has been associated with muscular strength, speed, endurance and recovery after exercise. Athletes with adequate vitamin D levels may have better muscular contraction, supporting performance.
Vitamin D deficiency has also been linked to a greater risk of muscular injury and slower recovery. The original article therefore highlights maintaining adequate levels through sunlight exposure, food and, in some cases, supplements.
Overall, the article describes vitamin D's role in muscular health, strength, endurance and recovery, and the importance of adequate levels for athletic performance and injury prevention.