i have been training by hitting metal trees concrete to harden the bone an does not hurt me it helps me those that are not use to it i would say start of easy this is not for the weak of heart
You need to stop this form of training unless you are under the guidance of a teacher.
You will cause nerve damage and this could lead to other issues as well.
You do not hit things to deaden nerves.
You progressively train your body's anatomical weapons to accept more abuse.
Slow training along with serious use of medicines helps you not harm yourself.
You are talking about training that is outdated, dangerous and does not lead to real skills but nerveless useless clubs for arms and hands.
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