PET scans and saxitoxin allow researchers to 'see' pain

Scientists have long struggled to understand the science behind pain. At present, most diagnoses rely on subjective methods, such as self-reporting from patients and physical examinations. But there is currently no existing method of measuring pain intensity objectively.Pain is always a subjective experience, as no one really knows how much pain another person is feeling. What one person describes as agonizing, another may call excruciating.

Source: http://feedproxy.google.com/~r/mnt/healthnews/~3/Y4VcNbm1dRI/270258.php

medical rehab sport