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Tech Advisor
Tech Advisor
What is a light alarm? Well, rather than terrorising you out of sleep the way your usual alarm clock does, a light alarm will wake you gently, so that by the time you need to get out of bed, you feel ready to face the day. Here’s how they work. Some people find it harder to wake up in the dark during the winter months, and need a bit of extra help. There’s evidence that light can prepare the body to wake up, signalling the brain to increase your body temperature and raise cortisol levels. This means you shouldn’t wake up as groggy and confused as when you’re jolted from sleep by blaring alarm….