Touch

When Mother Nature gifted us with our emotional brains hundreds of millions of years ago, she leap-frogged us ahead of all other species. This collection of nerve centers, known more formally as the limbic system, controls our inter-personal connections. It equips us with the mammalian instincts to nurture our offspring and collaborate with others to protect and advance our kinship groups. To ensure that we do this, Nature designed a simple reward system, called happiness. When we engage socially, we trigger irresistible neurochemical rewards. read more