E94: The Physical Domain of Friendships

When friends connect, the body responds in powerful ways. Research shows that close social bonds can lower blood pressure, strengthen the immune system, and even help regulate glucose levels. Studies also reveal that friends’ brainwaves, breathing patterns, and heart rates can synchronize during shared experiences.

In the physical domain of friendships, Kirtly Jones, MD, and Katie Ward, DNP, explore how our bodies react when we are with friends—from the calming effects of a hug to the contagious nature of laughter and tears. The conversation highlights the biology behind connection and the ways physical presence and touch play a vital role in human well-being.