I made the bed for 55 years until I saw this on tv:
Those who have a horror of creepy-crawlies may want to stop reading now, because here's why: Leaving your bed unmade, according to scientists, allows the million or so dust mites who share the sack with you every night to die off.
I now throw the sheets and comforter across the foot of the bed to let it air out. I will admit I'd rather have a made bed.