Here are the most common causes to keep in mind:
- Maintaining poor posture for a long time , e.g. in bed, in front of a computer or while using a phone while lying down , can cause nerve compression without you even realizing it.
- Repetitive motions : DIY, sewing, typing… any activity that puts a lot of strain on the wrists can cause stress on the nerves.
- Stress and nervous tension : Anxiety affects circulation and physical sensations.
- Fatigue or vitamin deficiencies : especially B vitamins , which are essential for the proper functioning of the nervous system.
When should we worry?

If your hands occasionally go numb, it’s probably nothing serious. However, there are some signs to watch out for: