Step 1 : Introduction to the question "5. This condition causes a body to go "stiff" after death."
...1. Rigoritis 2. Rigor mortis 3. Cramping 4. Decomposition Rigor mortis is caused by a chemical reaction that occurs in the muscles once someone dies. It can begin as soon as 3 hours after death and last for up to 72 hours causing the person to seem stiff and fixed in the position that they died in. This temporary condition can be relieved through manual manipulation of the body similar to that of a massage.
