Medicine & TechnologyChoking is a serious medical threat especially if you are alone. Click the link to find out what to do when you're choking especially when there's no one to help.
Science reports recently said a so-called "oral plug" made of fat and muscle found at the back of the mouths of fin whales which blocks the channel in the middle of a fin whale's mouth and pharynx, the doorway to the digestive and respiratory tracts might offer a hint.