picornavirus

Enterovirus D68 usually causes cold-like illness but can severely worsen asthma and, rarely, is linked to polio-like paralysis (AFM). Evidence explained.

Rhinovirus causes most common colds. How it enters nasal cells, why there are over 100 types, why no vaccine exists, and what the evidence says about remedies.

How poliovirus infects the gut, destroys spinal motor neurons, and why wild type 1 and vaccine-derived strains persist, with 2026 case data from GPEI.