Everybody's house smells in some way. There are the temporary smells of bread in the oven, or a fresh bouquet of flowers ... or dog farts. But …
What Causes 'Old Person' Smell?
We all recognize "old person" smell whenever it happens to grace our nostrils. But what in the world causes it? Plus, why can't we smell our own houses? And what causes "new car" smell?

Photo: resize.hswstatic.com
There is nothing like new car smell. You probably wouldn't call it a fresh smell, but it's definitely an unused smell. No one else's funk has …
"Let's go to grandpa's room and see if it still smells funny," said Tommy.
When you take your dog for a walk, you know you're going to stop at every bush, fire hydrant, mailbox and any other "marked" item along the route. …
Wondering whether or not you have bad breath is a common fear. There's even a term for it — halitophobia. One study found that 80 percent of patients …