A groundbreaking study has shown that following a consistent sleep schedule and sleeping for a minimum of seven hours a night may add years to your life. However, following this 7:1 sleep rule can sometimes be derailed due to those pesky 3 a.m. wake ups. However, Amazon's Prime Day event is now swarming with sleep gadgets that can help you stay asleep all night.For instance, research has found that even a small amount of light in your bedroom can lead to nighttime awakenings, which is why I've rounded up some light-blocking Prime Deals below. These include discounts on an eye mask, blackout curtains, and stickers to cover annoying charger lights.I've also curated other sleep gadget deals, from distraction-masking earplugs to a soothing sound machine. These are some of the best Amazon Prime Day mattress and sleep deals we've seen so far, so hurry before they sell out..

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