After something passes the expiration date, or expires, it's no longer considered good, or up to standard. You shouldn't eat any food or take any medicine that has passed the expiration date.
First it is depend upon age then the metabolic rate of body after that it is depend upon air pressure and the kind of physical work the person is doing.
A rate rate is universally known as a synonym very good rate. For exmaple if someone were to say "We now connect at a very rate rate." it would be the same as saying "We now connect at a very good...