This site, Bio Digital Human, is a great resource for getting to know the human body from the inside. It provides a 3-D view of the body which can be rotated and zoomed into. One of the uses is to get a good visual appreciation of roughly where the important nerves run. Note that I …
The usual caveat with wrist ties is to leave a little wiggle room to avoid cutting off circulation. However, this is by no means the biggest problem, at least not in the sort of time frames we are likely to be talking about. There’s no doubt you can cause a lot of damage if you …