Your Body Produces a surge of hormones when you're in stressful .These Hormones temporarily increase your blood pressure by causing your heart to narrow. There really no proof that stress by itself cause long term blood pressure.
Reps equal times you lift a certain amount ( ex: 25 pounds arm or leg lifts and repeating same movement # of times ( say 30x) would be Reps. Better to lift less weight and do more Reps.
