Some people believed that a sneeze causes the soul to escape the body through the nose. Saying "bless you" would stop the devil from claiming the person's freed soul. Others believed the opposite: that evil spirits use the sneeze as an opportunity to enter a person's body. read more
The practice of saying, “God bless you,” when someone sneezes does not come from the Bible, nor is there any mention of the practice in the Bible. However, the saying God bless you was used both by Hebrews (Numbers 6:24) and the early Christians as a benediction. read more
THIS goes back to more superstitious times when a sneeze was believed to separate the soul from the body. To prevent the devil stealing the soul the incantation "bless you" (i.e. God bless you) was uttered to release the soul from Satan's clutches and return it to its rightful owner. read more