Nowadays, it’s far easier to fantasize about sinking one’s toes into warm sand or dewy moss than to find the time or setting to actually do it. Most lifestyles in industrialized countries provide scant opportunities to connect directly with nature. Yet the common separation from flora and fauna is relatively new in the long march of human existence. For most of our history, Homo sapiens have spent our days shoe-free: We walked barefoot up to around 40,000 years ago, and cushioned footwear didn’t arrive until approximately 300 years ago.
A lack of touch with the Earth’s surface could contribute to widespread ailments, such as chronic illnesses and immune disorders, according to advocates of a unique practice some call earthing or grounding. And some small, limited studies suggest the technique might help treat hypertension and diabetes, improve mood and reduce stress, among other claims. Though, replicating such studies has proven difficult, and plenty of experts question the science.
