Make sure you get lots of sunlight, and if you can’t, take a Vitamin D supplement. Or eat more fatty fish like salmon, tuna and sardines:
Vitamin D is good not just for combating Covid, but for so many other things as well, including elevating your mood, reducing the risks of certain cancers, strengthening bones and muscles, helping with weight loss, preventing diabetes, and so much more.
In other words, sunlight is good for you. Who knew?