If you yelled for 8 years, 7 months and 6 days, you would have produced enough sound energy to heat one cup of coffee. (Hardly seems worth it.) If you fart consistently for 6 years and 9 months, enough gas is produced to create the energy of an atomic bomb. (Now that's more like it.) A pig's orgasm lasts for 30 minutes. (In my next life I want to be a pig.) (How'd they figure this out, and why?) Banging your head against a wall uses 150 calories an hour. (Still can't get over that pig...