I believe the answer to your question is external stimuli
Because of Depression.
Also trauma – such as physical or sexual abuse, the death of a close family member or friend, or having a miscarriage. psychological causes – such as having repeated thoughts or voices telling them to self-harm, disassociating (losing touch with who they are and with their surroundings), or borderline personality disorder.
Answer:
A twist of tissue is a sprain.
Explanation:
When you sprain a wrist or ankle, its a wrench or twisting of a ligament violently that causes pain and swelling but not dislocation.