Has this ever happened to anyone?

[Jeff Barr]

>> However, when I get really tired, something weird
>> happens and I "speed sleep". I fall asleep, have a
>> complete dream cycle, and wake up fully rested, only
>> to find that just 45 minutes have passed. I resist
>> the urge to get up, and manage to fall asleep again
>> for the rest of the night.

Gavin says:

> I find that if I sleep 3-5 hours a day for extended
> periods I start "napping": short 5-15 minutes naps
> that still leave you refreshed.
>
> I also find "cycling" sleep patterns useful: sleep
> from 3-8am or 10pm-1am for a couple of weeks at a time,
> then switch.

All of these unusual models work great until you have
lots of external duties (e.g. kids) with fixed schedules.

Jeff;