Having trouble remembering phone numbers or a professor's lecture? Try spitting out your chewing gum.
A new British study suggests that chewing flavorless gum can interfere with short-term memory.
The research, published in The Quarterly Journal of Experimental Psychology, challenges the prevailing notion that chewing gum -- at least when it's flavored -- is a performance enhancer that can boost brain power.
It also provides further proof that human beings are woefully inept at completing two tasks at once.