After we brought the food here and put it away etc we popped off to gym. I said to Timmy "Not on the bike for an hour, I am still too fscked" he said "That 20 minute normal cycle interspersed with 30 sec full out goes every couple of minutes". I thought "Sh*t" but just went ahead and did it, it was fine.
Although after the first ultra fast go I had to stop and take my blue asthma inhaler, the one I haven't needed to use for several months now