In the back room of a small shop in Quito, Ecuador, a petite, elderly Ecuadorian woman rubbed a bundle of stinging nettles over my naked body. As she muttered in Spanish, her hands made quick scrubbing motions from my head to my toes. Within seconds, my body buzzed with a prickly, burning sensation. Welts popped up in angry red streaks. “Your energy is blocked. We must open your energy...