Business
When you try to do something but your attention is elsewhere. Multitasking leads to as much as a 40% drop in productivity. (Bergman, P. (2010, May 20). How (and why) to stop multitasking. Harvard Business Review.) The estimated cost of interruptions to the American economy is nearly $650 billion a year. (Jonathan B. Spira, chief analyst at Basex, a business-research firm) Multitasking causes a 10% drop in IQ. (Bergman, P. 2010, May 20. How (and why) to stop multitasking. Harvard Business Review.)