Name: What If You Never Went Outside
Uploaded: 2021-02-15T20:00:07.000Z
Duration: 5 min 5 s
Description: Thousands of YouTube videos with English-Chinese subtitles! Now you can learn to understand native speakers, expand your vocabulary, and improve your pronunciation...

The second conditional

Odds are you've been stuck at home before,

Maybe there's a pandemic and you're self-quarantining.

You probably wouldn't notice a huge difference at first,

But after a week and a half, things may start to change.

Ironically, after spending all that time indoors,

it signals to your brain to stop producing

and that hormone affects your circadian rhythm,

your body will just keep making melatonin,

and it might start to feel tired all the time.

to produce serotonin, aka the happy hormone.

It helps to regulate your mood, among other things.

So without enough sunlight, after a few months,

It's this combination of decreased sunlight and serotonin

that's credited as one of the main causes

It's a type of depression that is most prevalent

but it may increase if we all stay locked in our homes.

bring in artificial sunlight, like a light box.

Well, this has been shown to reduce the effects of SAD,

Just being outside in general has been linked

it's up to five times more polluted than the air outdoors.

Over time, breathing in that recycled air

could increase your risk for illnesses linked to pollution.

your body is going to start missing something

you need sunlight, and artificial won't do.

When ultraviolet B rays hit cholesterol in your skin,

your vitamin D levels will start to drop.

And if you don't do anything to counter this decrease,

while your bones gradually become weaker.

so you could be at a higher risk of catching illnesses, too.

The next development is a little hard to predict,

since vitamin D levels vary from person to person.

But you may start seeing some very serious issues

Lower levels of vitamin D could put you at a higher risk

plus an increased risk of cancers, fractured bones,

Years down the road, you might feel some pains,

finding yourself waddling or swaying precariously.

Now, vitamin D supplements may or may not

help replenish that loss of activated vitamin D.

But even with that help, you might struggle

The monotony of everyday life in the same place

doing the same things over and over again,

And research has shown that even a short 12-minute walk

Subtitles ListPlay Video

What If You Never Went Outside

stick

immune

depression

rhythm