A variety of pain-relieving drugs are available both over the counter and by prescription. SelectStock/Vetta via Getty Images Without the ability to feel pain, life is more dangerous. To avoid injury, ...

Without the ability to feel pain, life is more dangerous. To avoid injury, pain tells us to use a hammer more gently, wait for the soup to cool or put on gloves in a snowball fight. Those with rare ...

When you strain your back or burn your arm, receptor cells send messages along your nerve pathways to your brain. This results in a feeling of pain, a signal from your body that you must tend to it; ...