Keep using your hands, acknowledging it may be (partly) psychosomatic, and not worrying too much about it. A friend told me they saw a surgeon for RSI and the surgeon recommended to keep using the hands as normally and not worry too much, and that helped in their case.
Reducing phone usage; not using the phone in bed while lying down; not playing games on my phone.
Some further recommendations:
Keep using your hands, acknowledging it may be (partly) psychosomatic, and not worrying too much about it. A friend told me they saw a surgeon for RSI and the surgeon recommended to keep using the hands as normally and not worry too much, and that helped in their case.
Reducing phone usage; not using the phone in bed while lying down; not playing games on my phone.