The gemara in Kesuvos says “??? ???? ???? ??? ?????? ???? ” – “Everything is from Shomayim except for cold sickness and heat sickness”. The ??????? explain that it means that if you slept with a window open on a freezing night and wake up with pneumonia, the fault is on you.
Tehillim rallies are nice, but an ounce prevention combined with a pinch of ??? a dash of ??????? would go a lot further to help our situation.