But there is no denying that China's richest are catching up.
A 2009 study found that people who sleep fewer than seven hours each night have almost three times the risk of catching a cold than people who slept for at least eight hours, the LA Times reported.
During the dinner we had an agreeable conversation — nothing extraordinary — but catching up on recent events of each other's life.
Well, everyone may be catching on.
Laura Vanderkam's new book What the Most Successful People Do Before Breakfast gives plenty of concrete examples (and none of them involves catching up on Facebook).
You don't want to miss or have to turn down a new opportunity because you were too busy catching up.
Spending too much time online can increase your risk of catching a cold or the flu, scientists have warned.
But now other countries are catching up, and sometimes beating the US.
This new popular trend is catching on from company to company and is spreading like wildfire.
They were catching up on all the lost years, I suppose.
As well as allowing residents to return to their properties and spend a few hours catching up on sleep, the siesta time is also intended to bring quiet to municipality of Ador.
'What time did she say she was catching her train?
But the Android world has been catching up.
After catching the fish, the fishermen, usually so hungry for food, would cook the fish beside the river with extremely limited ingredients—the fresh fish just caught and a bit of salt they carried.
They met regularly to discuss the call to fish, and the thrill of catching fish.
" To supplement the inadequate supply of noodles she could carry, Marquis brought a slingshot, a blow gun, some wire to make snares and a net for catching insects.
"I try to head out by 5, get home at 5:30, have dinner, play with my daughter," he said, adding that he generally kept weekend work down to two hours of catching up on email.
Five-year-old Darius is currently over 4 feet tall, but at 3 feet 8 inches, 1-year-old Jeff is swiftly catching up.
" Hoteliers are catching on, with some establishments focusing on Chinese clientele booked out months in advance.
Last year, the second installment, "The Hunger Games: Catching Fire," topped the year's box office.