A friend of mine was recently in Eretz Yisrael. When he was here he visited many Gedolim to get brachas for his son who was born with a number of birth defects. He was by R' Chaim Kanevsky to a get a ...
Is there are source for saying "Laberiut" "God bless you" "Gesundheit" or any other response to a sneeze? In other words, are there posekim who mention it in Halacha?