There are 190 sleeps (190 days) until May 1 (Saturday, May 1, 2027).
There are 190 days until May 1 (Saturday, May 1, 2027) — one sleep per night.
One sleep per night between now and the big day — tonight is the first sleep, and the morning after the last sleep is May 1. Sleeps are the same as days.
190 sleeps is 27 weeks and 1 sleep.