It's time to stop cuddling up with your laptop and comforter on your bed. A recent study proved the heat generated from laptops can cause fertility problems in men, not to mention the potential to burn your legs and cause damage to your computer. So why does your laptop heat up so fast? Its small size means a small cooling system, and when you place it on fibrous material, it gets harder and harder for it to breathe and cool.

Geek tip: If you must work in bed, get an inexpensive portable laptop desk, $29, or a simple bed tray. It will promote better posture and the laptop’s vents will remain unblocked. If your laptop heats up a little too much, get it checked out.