Falling asleep while driving disturbs you a lot then this gadget will definitely help you. Place the Anti Sleep Driving Alarm behind the ears and as soon as your head tilts more than 30 degrees, the alarm will go off, enough to wake your senses.

This life saver alarm can also be used by anyone who thinks sleeping is a waste of time. Available at ThinkGeek for $15.

[Via GadgetSpy]