Smoking does so much damage to one's health, but I have seen how hard is for people to quit b/c when you start smoking it alters your brain chemistry. I hope KP starts to cut down for his sake, his family/friend's sake, and his fan's sake.
Here's hoping we have a quick recovery, and they show a tolerable track in the meantime. Good job to the writers for quickly adapting - hope they don't mess it up!7d/wk is sucky for everyone - not just the actors but the crew too. Everyone needs to get a little break from constant work/events/etc.