Recent comments in /f/nosleep

my_name_is_gato t1_j9qlwvp wrote

As an entity approaches the speed of light, time will slow down to a near stop. Something that just passed the event horizon will experience a much longer perception of time than an entity outside the black hole. The outside viewer sees something get devoured instantly. The entity entering the black hole could experience billions of years.

What are the odds that all of these physics and astronomy questions still linger? Quantum mechanics, accurately measuring the distance and size of celestial bodies, etc. Even the simple double slit experiment demonstrates how absurd the "rules" are regarding time and energy. I think the odds that science can create productive fusion but can't form any real consensus on many of the the results from CERN are low.

What explains the spooky action at a distance, gravity waves, an ever expanding but lifeless universe, dilation of time and light? We are being turned into spaghetti this very moment. Earth is already at the event horizon. Our entire history is a stretched out perception of time due to approaching the speed of light. In short, we are all essentially already crushed. We just don't and can't know it yet.

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jennywhistle t1_j9qhuh9 wrote

So the real reason that's not being explained is that our enamel is softer and weaker after a night's sleep.

So, in your mouth, there is bacteria. Even brushing as well as you can, there's a microbiome that's ever-present in your mouth (this is why traditional mouthwashes are so bad - they unbalance ALL bacteria in your mouth, even the good stuff).

This bacteria stays pretty much in balance in a well-taken care-of mouth, as long as there is saliva present. Saliva washes away food particles that bad bacteria feast on, boosting their numbers and creating bad odor. But, more importantly, when bacteria feast on sugar, it turns to acid.

This acid softens our teeth, which is why those with chronic dry-mouth will often suffer cavities more frequently.

When we sleep, saliva production pretty much halts. That's why you wake up with a cottony mouth. If you eat right after waking, you're basically converting any sugar you eat directly into acid that goes to work at your teeth.

By brushing prior to eating, you "restore" your mouth's balance, stimulate saliva, and are ready to eat.

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