When interesting things happen.
We seem to need to sleep.
It is a terrible waste of time, but without this recharge, we become dysfunctional.
What happens if you stay up to party, quite late. Of course I know nothing of this.
How long does it take to recover from this?
Everyone seems to need different amounts of sleep but not that different.
now this is going to get interesting.. so wiggle your mouse and click on.