You're listening to the Beauty Brains Show, where real scientists answer your beauty questions.

And now here's Randy and Perry. Hello everybody and welcome to episode 152 and I'm and on this show for the first time ever we're going to have an all audio

question program yeah we're going to respond to listeners who've asked about foot exfoliators, makeup

setting, sprays, and sunscreen pills.

But first...

Does it cost extra for the all audio question version?

No, no, there's no extra charge.

In fact, there's no charge for this show at all.

I think that's a problem.

I know that might explain the quality. You get what you pay for ladies and

gentlemen. Indeed indeed. Well we also have some beauty science news today but do we

have any of that lovely banal banter we're so famous or?

That's kind of your ballywick.

You know what?

I do have something.

So I'm training for the Chicago Marathon, right?

Oh, you're going to run your first marathon.

Congratulations.

So I actually been my 39th marathon.

Kind of mentioned it sooner, but all right.

But yesterday I was running a 20-mile training run,

and I tripped over a plastic strip

...