"Harry has promised no smoking at all at home," the source told the Daily Mail. "It's not nice for Meghan as a non-smoker. So there's no more hanging out of the window for a quick puff. Harry has quit for Meghan."
Admittedly, giving up smoking isn't anywhere near on par with everything - including hostage training - Meghan has to do for her new royal role, but it's a start.
This article previously appeared on marie claire.