Recent cold may halve COVID-19 risk

A recent cold nearly halves COVID-19 risk, per a new study.

Why it matters

  • Recent colds linked to lower COVID-19 susceptibility.
  • Could inform public health strategies.

By the numbers

  • Nearly 50% reduction in COVID-19 risk with recent colds.

The big picture

  • Immune response from common colds may offer temporary protection against COVID-19.

What they're saying

  • Speculation that immune system's response to colds may recognize COVID-19.

Caveats

  • Preliminary findings; study details not fully provided.

What’s next

  • Further research needed to confirm and understand mechanisms.