Friday, February 27, 2015

The Human Touch


God, I love hockey. As you may have read in November’s Size Matters, I’m a devoted hockey fan. (Go Lightning!)  I love the speed, the strength, and the beautiful biomechanics of this amazing sport. I also love the rituals following each goal. Here’s how they unfold: the puck hits the back of the net, the shooter raises his stick in triumph, and the team then consummates their achievement with a massive group hug. Fellow teammates pile on in what can only be compared to an anaconda mating ball. It’s a raucous love fest, which is all the more ironic considering the brutal physicality of the sport.

The celebration doesn’t end there. Once the bro-bundle disassembles, the shooter and his line then glide over to tap paws with their benched teammates. But the pinnacle of all hockey celebrations comes at the end of the game when the winning team congregates for what I call “the goalie kiss.” The victors line up in front of their goalie and one-by-one touch helmets, a means of acknowledging his skill. It’s the closest thing to a man-kiss you’ll ever see in American sports.

Hockey is not the only sport that involves teammate touching. In fact, most team sports involve some degree of touch, whether to celebrate an achievement, allay a mistake, or simply encourage one another. A team’s touchability has even been linked to their ranking: the more successful the team, the more they tend to touch (although it’s the chicken-or-the-egg conundrum as to which comes first).

And why do they do this? Because touch is an integral part of human communication.

Our sense of touch begins in our skin. Nerve endings that originate in our dermis send messages via our spinal cord to our brain, where the information is processed. Our brain has evolved two separate pathways to analyze touch. The primary somatosensory cortex deciphers the fundamentals of touch: pressure, texture, vibration, and location, which is critical for navigating our world. But the second pathway is just as critical, for without it, we would respond to external stimuli like automatons. I’m talking about the emotional aspect of touch.

Our complex brain performs a remarkable sensory feat each time we engage in touch: it places that touch in context. It does this by utilizing particular sensors in the skin, which trigger regions of the brain associated with pleasure, pain, and social bonding. And it’s the brain’s dual pathway that explains why the same type of touch can be perceived in widely disparate ways.  

Imagine the touch of a loved one: the reassuring pat of a parent, the warm hand of a child, or the sensual stroke of a lover. These contexts engage sensory fibers that trigger emotional bonding reflexes within our brains. Now compare that to the eerie touch of a drunken stranger who sidles up to you at a bar. Same touch, very different scenario. Our reactions to touch are based on the emotional interpretations produced in our brain. And when it comes to touch, it’s all about context.

Touch is more than a means of engaging our world, it is fundamental to our emotional development. Children deprived of touch not only suffer emotionally, its lack affects their immune response, digestive health, and their ability to integrate in society. That’s because touch forges trust; a response rooted in the chemicals within our brains. In the proper context, touch triggers the release of oxytocin, a hormone closely associated with our sense of trust, which explains its role in sex, birth, and breastfeeding. A warm touch also reduces stress by tamping down one of the key stress hormones in the body, cortisol.

And it’s these positive benefits that drive much of the recent research on touch. At the Touch Research Institute (yes, there is such a place) at the University of Miami, scientists are hard at work exploring the emotional benefits of touch. According to their research, touch, in the form of therapeutic massage, can alleviate headaches and anxiety, help with muscular and spinal cord injuries, and reduce stress and pain. The Institute is even exploring how regular massage can ease postpartum depression. It turns out that massaging an expectant mother reduces stress and depression during and after pregnancy, but also benefits the baby by lowering the incidence of premature births and low birth weight among tots. So if your significant other is expecting, be a dear and give her a rub.

They say a picture is worth a thousand words. The same can be said of touch, only the language of touch goes beyond mere words. Touch speaks to us on a visceral level, stirring emotions that drive us as human beings. Trust, desire, security, and well-being can be relayed without uttering a sound. All it takes is the right touch.

Here's a fascinating read on the subject.


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Why We Kiss
A Mother's Touch
Hurts So Good