E = mc2 (well, a variation) 1. If you were to strip naked and run around in a circle at the speed of 186,282 miles/sec (the speed of light), it would theoretically be possible for you to screw yourself. 2. However, since you are not physically capable of achieving that speed at your age, you can also accomplish the same result by: Voting Democrat in the November 2020 election. This was a public service announcement.
Or wrap you a$$ with wire and connect both ends to each ear you could electrocute yourself by cutting through the flux of the earth's magnetic field. This was a hard learned experiment that proved nothing.
Einstein's special theory of relativity only applies to objects at rest. Once moving, gamma has to be injected into the equation.
Pretty hard to quantify either of those so it can be integrated into the formula... This said by a guy who “barely” passed calculus....