The app also allows you to track your sleep patterns over time.
Once the sensors detect you are in your deepest sleep (when your heartbeat and breathing slow to their lowest levels and your muscles relax), quiet audio tones - the timing and volume of which are customized for you by an algorithm - are triggered to boost that deep sleep, supposedly improving the quality of your rest. Worn at night, the headband tracks your sleep through two sensors that are connected to a mobile app. What it says it does: This headband promises to improve your sleep, increase your energy, reduce daytime sleepiness and boost alertness. Philips - SmartSleep Deep Sleep Headband ($399.99).
Christopher Winter, president of Charlottesville Neurology and Sleep Medicine and author of The Sleep Solution: Why Your Sleep Is Broken and How to Fix It, has to say about what you do - and don't - need to catch those much needed zzz's. Do you suffer from a lack of sleep? Do you find yourself desperately willing to invest in any product - from the wacky to the absurdly expensive - to prevent tossing, turning and fitful nights? Well, before you load up your shopping or wish list with fancy white-noise machines and trendy weighted blankets, read what neurologist W.