Tunnel disease, also known as carpal tunnel syndrome, is a medical condition that affects the hand and wrist. It is characterized by numbness, tingling, and weakness in the hand and fingers due to compression of the median nerve. There are multiple synonyms for the term "tunnel disease", including carpal tunnel neuropathy, compression median neuropathy, and carpal tunnel entrapment syndrome. Other terms used to refer to this condition include wrist tunnel syndrome, repetitive strain injury of the wrist, and median nerve compression syndrome. Regardless of the name, it is important to seek medical attention and treatment if experiencing symptoms of this condition to prevent long-term nerve damage.