Rock climbing has many benefits for your body. It can help you become more confident and get stronger. You will need regular practice to get better at it though. The Get Out! Rock Climbing Hangboard can help. It is designed to increase your strength and stamina at home. It has various holds to strengthen your fingers. You can also use it for core training.
This rock climbing board has 14 holds. You can try 8 challenging exercises with it. More info is available here.