Anything where you put big, static stress on those wrist tendons seems to help. Lift Heavy Things And Put Them Down Again of course. Or I like to row (I used to row on the water, now on a machine). Cl...
My (amateur) theory is those tendons were designed for climbing trees. They're massively strong - when I row, the power of the five largest muscles in my body goes through them, and they easily handle it. But when you type or mouse or play piano, they soften up and "stick". Reset them by LHTAPTDA.
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