Using a slide rule and a calliper, he found a 0.27in (7mm) difference in the height of busts, with those who went without the support of a bra faring best against gravity.
For how long...and yes pun intended on the word long: I do not want to look like any of the native tribes women that I have seen 8O
Here's the bizarre part:he would not advise women who have relied on bras for years to cast them aside.
He also was likely studying French women whose breasts would be much smaller than Western women because their diet is much healthier and their weight is less so they are so much smaller. So yeah, no heavy boobs to sag after the muscle tone goes because no heavy boobs.
Plus heredity does matter... good muscle tone is inherited.
And one more thing, in my next life, I'm coming back looking like this instead of being a genius, and I won't care if bras are unhealthy or not: