biotech insights on Instagram: "Dead bodies can move-and it's pure science, not a ghost story! 🧟🧪 It's called the Postmortem Reflex. Even after the brain stops, residual electrical energy in the muscles can cause sudden twitches or limb movements. As the body undergoes Rigor Mortis, chemical changes stiffen the muscles, but later, as gases build up during decomposition, they can physically shift limbs or even create "groaning" sounds as air escapes the throat. 💀👻 It's a chilling but natural