Bicyclists get a glimpse of Omaha history on tour through city. More than 30 bicyclists took a spin back in time Sunday for the annual Omaha Historical Tour and got a reminder, despite the potholes, that cities are best seen on two wheels or on foot.
Analgesics are a class of drugs that relieve pain without causing the loss of consciousness, as explained in the Spine-health glossary.
Stress-induced analgesia occurs when an injured person can ignore the pain of an injury because of other stressful situations going on at the same time. For example, if you bang your shin while hiking, it stops hurting if you see a mountain lion. Researchers say a stress hormone, noradrenaline, also known as norepinephrine, which floods the bloodstream during stressful events, numbs the brain's pain-processing pathway.