Here are 12 Interesting Facts About Pain.

Having chronic pain can damage your brain over time because of constant brain activity in areas of the brain that should normally be at rest.

Pain signals sent by an irritated diaphragm will be felt in the shoulder. The stabbing sensations near the heart that are sometimes felt after consuming a fatty meal are often confused with heart attacks but are nothing more than symptoms of indigestion.

When ignored by the person whose attention means the most to you, the reaction in your brain is similar to that of physical pain.

The writer of the movie Alien suffered from Crohn’s disease and created the chestburster inspired by the horrific pains he suffered.

Although platypus venom is non-lethal to humans, it can cause excruciating pain for months and even morphine has no effect in relieving the pain.

A CIA handbook taught torture methods, and stressed the importance of psychological over physical torture. The threat of inflicting pain triggered fears more damaging than the pain itself, because people often underestimated their capacity to withstand pain.

Sudden testicular pain can be a symptom of testicular torsion. It occurs in about 1 in 160 males before 25 years of age and if not treated within 6 hours, can result in loss of the testicle.

If poison ivy is burned and the smoke then inhaled, rash will appear on the lining of the lungs, causing extreme pain and possibly fatal respiratory difficulty.

A Boston doctor uses tricks to minimize pain when treating children. In one case one of his patients received 6 stitches on her head without even realizing it happened.

Swearing can increase pain tolerance and reduce the fear of being in pain.

The reason rubbing alcohol burns when applied to cuts is because exposed VR1 nerve cells in the cut, which normally detect burning hot temperatures, have their pain threshold lowered by alcohol, so much that your own body temperature causes the burning sensation.

The real name for brain freeze is ‘sphenopalatine ganglioneuralgia’. The pain receptors in the mouth signal to the brain however the same nerves are also in the forehead. The brain mixes up the source location of the pain and thus you get the resulting headache.