I started at 7pm last night and as you'd expect so far so good.
Started it at an interesting time, as I've had a bad chest infection for about a week or so and do started the fast last night with a BG of 7.2..
Day 1: ketones .5, BP 124/79, fat mass 16.6%, weight 11st 4lb, FBG 7.1 - 12 hours...