Sometimes I don't even pull my shoes off for six weeks at a time, except, you know, just to take a shower. I just take breaks between 24 hours a day, just a break now and then, it don't take me long to rest; maybe 20 to30 minutes sometime, or maybe an hour.
I tell my students you have an absolute right to write about people you know and love. You do. But the kicker is you have a responsibility to make the characters large enough that you will not have sinned against them.