In the 1840s and 1850s, the Supreme Court began addressing these impositions on statesâ rights. In Prigg v. Pennsylvania (1842), the court struck down a Pennsylvania law preventing the transportation of any ânegro or mullatoâ for the purposes of returning the person to slaveryâbecause federal law superseded state law.
The dumbbell, a type of free weight, is a piece of equipment used in weight training. It can be used individually or in pairs, with one in each hand.
Dumbbells are an active girl's best friend because they're fairly inexpensive, compact, easy to use, and allow you to tone every part of your body. Using them can be a little confusing since they come in so many sizes, and many people may not realize that one size doesn't fit all exercises.