Does Cold Weather Cause Colds?

The video discusses the persistent myth that cold weather causes more colds and flu. It critiques a recent study that suggests lower temperatures impair antiviral activity, arguing that the study's conditions don't reflect real-world scenarios. Historical studies from 1958 and 1968 are cited, showing no increased illness from cold exposure. The video concludes that behavioral factors, like spending more time indoors, are more likely to cause increased winter illnesses.

What is the significance of the temperature 32°C in the context of the study discussed?

How does the author explain the increase in sickness during winter months?