The emergency room would be better in case its severe
Https://www.google.com/aclk?sa=l&ai=DChcSEwif5aX3movTAhVGgbMKHbDYAVsYABAMGgJxbg&sig=AOD64_0VL-yi-lY6...=
The correct answer should be an offshore life jacket.
You should always have a certain type of PFD (personal flotation device) on your boat because it may happen that it can sink and then you are doomed if you don't have something to help you such as a PFD.
Adductor pollicis found in the hand and the triceps surae found in the legs