Lie on a bench and position dumbbells over head with both elbow extended. You can take two dumbbells for two hands or hold a heavier single weight with both hands.
Lower the dumbbells by bending the elbows. Try keeping the elbow stable and avoid moving it too much .Then straighten both elbows.
Even though I don’t know anything, I was advised by a source where they can write my essay, offers you quality essay writing services, an overview of the best writing services that you choose for yourself