eli5: Does our immunity decrease during winters? If yes, then why?

Question

eli5: Does our immunity decrease during winters? If yes, then why?

In: Biology

Answer 1

No.

If your question is why do we get sick much more often in winder then that isn’t known with 100% accuracy, but is believed to be related to things like people being indoors more in the winter and the fact sunlight kills most viruses quickly