Human
S1 E4

Why Do Arteries Get Clogged? It’s Not What You Think

By Seeker

Published on 3/4/2022 at 12:00 PM

Heart disease is the number one killer in the world. To understand why this disease is so deadly, we have some answers for you.

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This Is How Your Body Makes New Cells

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This Is How Your DNA Made You

DNA is the genetic instructions that tell your body where to put each finger and how to orient the heart, but how does this process work on a cellular level?

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S1 E17

How to Build Muscle, According to Science

Your muscles change a lot over the course of your life.

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How Exactly Is Your Body Held Together?

Connective tissue does a lot more than just keep you in one piece.

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How Does Fat Give Us an Evolutionary Advantage?

Fat often gets a bad rap, but it isn't our enemy.

This Is How Your Body Turns Food Into Energy
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S1 E14

This Is How Your Body Turns Food Into Energy

Your body needs energy to do, well, everything.

Mitochondria Aren't Just the Powerhouse of the Cell
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Mitochondria Aren't Just the Powerhouse of the Cell

Mitochondria are so much more than the powerhouse of the cell.

How Exactly Is the Human Brain Organized?
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S1 E12

How Exactly Is the Human Brain Organized?

The human brain remains one of the biggest mysteries in science, but we’ve learned a lot about how it works over the years.

The Hidden Electrical World Inside Your Body
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S1 E11

The Hidden Electrical World Inside Your Body

Our bodies rely on an ultrafast nervous system to send impulses very quickly and it all starts with a special cell called the neuron.

Why Do Lymph Nodes Swell Up When You're Sick?
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S1 E10

Why Do Lymph Nodes Swell Up When You're Sick?

Your lymphatic system plays an essential role in keeping you healthy, but how exactly does it work?

This Is How Your Body Builds Immunity
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S1 E9

This Is How Your Body Builds Immunity

We encounter bacteria, viruses and parasites all the time, but how exactly does our immune system kill these dangerous pathogens?

Your Cells Send Trillions of Messages Every Second, Here’s How
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S1 E8

Your Cells Send Trillions of Messages Every Second, Here’s How

To function properly, our bodies depend on tons of chemical messages to fire every second of our lives, but how exactly does our body know how to do this?

Why Do We Need Hormones?
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S1 E7

Why Do We Need Hormones?

If you think puberty is all hormones are good for, think again!

The Hidden Physics Behind Your Breath
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S1 E6

The Hidden Physics Behind Your Breath

You breath all the time, whether you think about it or not.

This Is How Your Body Makes New Blood
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S1 E5

This Is How Your Body Makes New Blood

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Why Do Arteries Get Clogged? It’s Not What You Think
Human
S1 E4

Why Do Arteries Get Clogged? It’s Not What You Think

Heart disease is the number one killer in the world.

We Could Soon Turn Any Blood Type Into Universal Donor Blood
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S1 E3

We Could Soon Turn Any Blood Type Into Universal Donor Blood

A, B, AB, O: What exactly do the different blood types mean and how are they inherited?

Blood Is So Much More Than You Think, Here's What's Inside
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S1 E2

Blood Is So Much More Than You Think, Here's What's Inside

Blood is the ultimate travel companion in your body, and everyone's got some.

How Exactly Is the Human Body Organized?
Human
S1 E1

How Exactly Is the Human Body Organized?

We explore biological organization (the hierarchy of complex biological structures), and take a closer look of the integumentary system—which includes the skin and its appendages that derive from the epidermis.