Why cold winter weather makes it harder for the body to fight respiratory infections

The winter surge in COVID-19 is due to more than merely spending time indoors.

Protect Your Immune System in Winter

How does weather affect COVID-19?

Why does cold air give us respiratory infections? - Quora

What Do Freezing Temperatures Do to Your Body?

Protecting Your Child Against Cold Weather Asthma - Aluna Blog

Why does cold air give us respiratory infections? - Quora

7 strategies to fight winter breathing problems - Harvard Health

Managing Respiratory Health in Winter: Preventing Cold and Flu

شتاء - المعرفة

Does cold winter weather increase the risk of infection? How to prevent it?

Winter is Coming: Cold Weather Infections Past and Present

Tips for Winter Respiratory Health