Common Causes of Hand Numbness
- Poor blood circulation
Sleeping on one arm, adopting poor posture or carrying a bag that is too heavy… All of these behaviors can slow down blood flow to the extremities . When blood circulation is poor, the nerves are no longer properly supplied, which causes temporary numbness.
- Carpal tunnel syndrome
This common disorder occurs when the median nerve, which runs through the wrist, is compressed. It is often linked to repetitive movements or poor ergonomics. It manifests as nighttime tingling or difficulty holding objects upon waking.
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