The exercises in this posted article are excellent for strengthening the shoulder, especially if you have spring plans for tennis or golf. They can be performed at home and do not require any special equipment other than elastic banks and light dumbbells. Do these exercise three times each week to help prevent shoulder injuries.

https://www.wsj.com/articles/six-shoulder-exercises-to-help-lift-your-kids-and-luggage-and-prevent-injuries-11642244401?st=i8362ku8c0kwyyc&reflink=desktopwebshare_permalink