
I found an answer from www.quora.com
What is rigor mortis? How long does it last? - Quora
Rigor mortis is when the muscles lock up post-mortem. It is the third stage of death. It occurs 4–6 hours after death. When a human dies respiration of the cells in ...
For more information, see What is rigor mortis? How long does it last? - Quora

I found an answer from en.wikipedia.org
Rigor mortis - Wikipedia
Rigor mortis or postmortem rigidity, the third stage of death, is one of the recognizable signs of death, caused by chemical changes in the muscles post mortem, ...
For more information, see Rigor mortis - Wikipedia

I found an answer from health.howstuffworks.com
What causes rigor mortis? | HowStuffWorks
Rigor mortis is the reason why the word "stiff" is a slang term for a dead body. Two or three hours after a person or animal dies, the muscles start to stiffen.
For more information, see What causes rigor mortis? | HowStuffWorks

I found an answer from www.quora.com
What causes rigor mortis? Why does it go away? - Quora
Rigor mortis is one of the observable signs of death, occurring several hours after life is over. It is characterised by progressive stiffness in all skeletal and ...
For more information, see What causes rigor mortis? Why does it go away? - Quora

I found an answer from en.wikipedia.org
Rigor Mortis (film) - Wikipedia
Rigor Mortis is a 2013 Hong Kong horror film directed by Juno Mak, and also produced by Takashi Shimizu. The film is a tribute to the Mr. Vampire film series.
For more information, see Rigor Mortis (film) - Wikipedia

I found an answer from health.howstuffworks.com
The Chemicals of Life and Rigor Mortis | HowStuffWorks
The Chemicals of Life and Rigor Mortis - Rigor mortis comes from the interaction between actin and myosin. Find out why rigor mortis causes the body to ...
For more information, see The Chemicals of Life and Rigor Mortis | HowStuffWorks