Why do people say it’s easier to get sick in the cold, or to put on a jacket to avoid catching a cold? Is this true?

Question

Why do people say it’s easier to get sick in the cold, or to put on a jacket to avoid catching a cold? Is this true?

In: Biology

Answer 1

It may have more to do with drier air, less humidity, making ones sinuses more vulnerable to catching a viral particle or germs.