All knowledge must come through the senses, all that we perceive and all of the awareness of our daily existence.

Light, double rainbow, oh my god, sound, listen to me, listen to me.

Touch, odors and tastes.

What are your thoughts concerning the human senses?

As meat and wine are nourishment to the body, the senses provide nutrition to the soul.

All that we perceive, seeing, all of the awareness, hearing, all knowledge must come through the senses.

It's unexplainable, I'm no, I'm Hassan Feld, and this is episode two of Making Sense, our series on some of the most perplexing questions about our senses.

Last week, we talked about the way our brain actually creates a lot of what we think we're hearing.

This week, Science Editor Brian Resnick examines the elusive sense of touch and its evil twin pain.

And just a heads up before we start, this episode discusses painful experiences that happen to infants.

Okay, here's Brian.

I've been talking to Naomi Rendina, she's a researcher, she has a PhD in medical history, but I wanted to ask her about her own medical history.

I wanted her to tell me a story from 13 years ago when she was pregnant.

Warning on this, when I make no promise I don't burst into tears at some point in this.

It was her first pregnancy, she was really excited.

I spent my whole life imagining what it was going to be like to be pregnant and what it was going to be like to be a mom.

At 30 weeks as a schedule, she went in for a checkup with her doctor and her doctor noticed that her blood pressure was really high.

So they ran some tests and they really quickly discovered a lot of things were going wrong all at once, things with her heart, with her liver.

It went very quickly from a very healthy, very normal pregnancy to a very dangerous, very scary pregnancy.

Her life was at risk and so she went to a nearby hospital.

And I called my mom and I said, Mommy, and my mom knows that I only call her and say, Mommy, when something's wrong.

Doctors needed to save Naomi's life and the only solution was to deliver the baby more than two months early.

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