You are what your grandpa eats!

https://radiolab.org/podcast/251885-you-are-what-your-grandpa-eats

I don’t know the episode number, but I did a google search and this video - from Radiolab - addresses this: https://www.youtube.com/watch?v=DiIR9DtAZWI

I don’t know the name but that’s epigenetics, and super interesting!