Over the years, one of the most profound lessons I received from my teachers was this:

Sexual intimacy is far more than a physical act. It is an exchange of energy.

Recently, I revisited research on microchimerism—the fascinating phenomenon in which a small number of cells from one individual can remain within another person’s body.

Scientists have shown that during pregnancy, fetal cells can cross the placenta and remain in the mother’s body for decades. This research highlights just how interconnected human beings can become through life’s most intimate experiences.