Ultra-marathon versus ultra-pain: they spectrum of sensitivity and adaptation
How is it that some human beings can enter and run ultra-marathon races that last 6 whole days, where they run the majority of that time and some human beings suffer such ultra-intense back pain that they feel unable to move from the house or a chair for days perhaps weeks on end? The body’s physical tolerance has an enormous spectrum, using the example above we can see that some people believe their body capable tolerating great stress and some that it can tolerate very little. How can our bodies be accustomed to such a wide array of demands? Of...