Following the 1860 election to the presidency of Republican Abraham Lincoln, 11 southern states eventually seceded from the Federal Union in 1861. They sought to establish an independent Confederacy of states in which slavery would be protected.
Hollow rocks are a basic gymnastics exercise used to strengthen the core. Though basic, it is still a challenging exercise. Check out the video below to see how to perform them, as well as multiple ways to scale them to...
Weak knee exercise. Lie on your back on a firm surface, such as a yoga mat or something similar. Keeping your knee straight, tighten the thigh muscles in one leg and lift it from the floor off of the mat about 40 degrees. Hold the leg in position for two to three seconds.