For me, the best place is the thigh. It seems to last the distance better than when I jab in my belly and doesn't hurt now that I finally figured out how to relax my leg properly.
You'll have to see what suits you with trial and error... good luck 
__________________ .,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,., .,.,.,.,.,.,.,.,.,.,.,.,,.,.,.,.,.,.,.,.,.,.,., Em Taking on diabetes one meal at a time. It wins the odd battle but I'm winning the war.
Addicted to my Lantus, Novorapid and medicinal chocolate *cough* .,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,., .,.,.,.,.,.,.,.,.,.,.,.,,.,.,.,.,.,.,.,.,.,.,., |