Home > Human Body > October 13, 2015 Human Body A hug that lasts for 20 seconds releases oxytocin, which can make someone trust you more. Share this:FacebookTwitterGoogle Related Posts The human brain (mass-tissue) does not have pain receptors thus brain surgery is performed while people are awake. Lack of sleep can lead to an increased desire for sex, depression and substance abuse. Chewing gum makes your brain run more efficiently and more effectively. Suppressing a sneeze can rupture your blood vessels and can cause serious neck injuries. If you stay up all night your body burns an extra 161 calories. You can get a brain infection from squeezing pimples in this area of your face. Hugging is a good medicine Hearing your name being called when no one has actually called your name is a likely sign of a healthy mind. We have been infected by so many viruses that 8% of our DNA is made up of them. If your hand or arm ‘falls asleep’, you can often ‘wake it up’ by shaking your head.