2
votes
2answers
63 views

Source for Bless you

I've heard that the custom of saying tzu gezunt, bless you etc. When someone sneezes is because until Ya'akov, people used to sneeze and die, but Ya'akov was the first one to first get sick. What is ...
4
votes
1answer
112 views

Is the idea that there is always at least one illness with an unknown cure - a Jewish idea?

I have heard many times that there will always be at least one illness that is uncurable. Is this a Jewish idea? What is its source?