I'll do marathons again (2 booked for this year). I like half mara distance as well. Actually, I'd like any distance right now! I also need to shift at least a stone of lard that has crept on while I wasn't paying attention.
Good luck with your return to fitness and with life in general. I hope your woes are all sorted now?
When I was a little girl, wearing a little-girl little skirt, I swung my leg across the climbing frame at school and a dozing bumble bee suddenly found itself in my little-girl's garden. That was something the school nurse didn't have to deal with every day