Why do people say ‘God bless you’ when they sneeze? The psychology, science, history behind the strange habit

Sneeze Psychology: The common reflex to say "God bless you" after a sneeze stems from ancient beliefs about souls leaving the body and fears of illness, particularly during historical plagues. While science now explains sneezes as a reflex, the phrase persists as a social ritual, a small gesture of care and politeness.

Raccontata daeconomictimes.indiatimes.com