One of the biggest reasons for feeling lethargic during the winter is the lack of sun. Vitamin D is known as the sunshine vitamin because it’s produced in your skin in response to sunlight. So, in the winter when there’s not too much sun, and it’s cloudy and snowy, you feel the effects. Vitamin D has several important functions and the good news is that you can get Vitamin D from other sources other than the sun.
Why Do You Need Vitamin D?
When most of us think about Vitamin D, we think about our bones because it helps regulate the absorption of calcium, which helps keep our bones strong. But, it does much more to keep your body healthy:
- Fights depression
- Boosts weight loss
- Absorbs calcium and phosphorus
- Keeps your immune system strong
- Helps fight disease
- Regulates insulin levels
- Supports lung function and cardiovascular health
- Influences the expression of genes involved in cancer development