Learn more about health with this collection
How to strengthen your willpower
How to overcome temptation and distractions
The role of motivation in willpower
Why We Feel More Groggy On Some Days
When your brain is asleep, it shifts between deep and light stages. If your alarm clock goes off during a deeper stage of sleep, it takes longer for all the parts of your brain to wake up.
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How Scientists Study Brain Activity
- Scientists study activity in the brain with a tool called electroencephalography ( EEG), that measures electrical signals coming from neurons.
- The brain is not turned off while you sleep - there is a lot of activity going on, even if you’re not aware of it. You cycle through four d...
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How Our Brains Wake Us Up
- One of the systems in the brain that wakes us up is the reticular activating system (RAS) - a part of your brain located just above your spinal column that acts like a gatekeeper or filter for your brain, making sure it doesn’t have to deal with more information than it can handle.
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Stage 1
Stage 1 is essentially the “dozing off” stage, and it normally lasts just one to five minutes.
During N1 sleep, the body hasn’t fully relaxed, though the body and brain activities start to slow with periods of brief movements (twitches). There are light changes in brain activity associated ...
Basics Of Sleep
A night of sleep is made of five cycles, making us go through various sleep stages. This can be light sleep, deep sleep and REM stage of sleep when we dream and have eye movement.
During sleep, our body produces Melatonin and Growth Hormones, which are required by your bod...
Hitting the snooze button
No matter how tired you think you are when your alarm clock goes off, force yourself out of bed if you want to have a productive morning.
When you hit the snooze button and fall back asleep, you lose the alertness you'd get by respecting your sleep cycles and end up waking up later, ...
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