“When a person sneezes, we say “Bless you.” People do it out of habit and consider it the polite thing to do. We don’t do this when someone belches or passes gas, in fact, people expect them to say “Excuse me” out of such courtesy. However during a sneeze, other people excuse them by blessing them. Yet isn’t a sneeze an odd thing to bless a bodily reaction to nasal irritants when this culture also gives blessings for important events weddings, new houses and safe births of children?”
And for a sneezing baby panda, watch this: