The wrist curl, overhead press, bend-over row, Two Arm Dumbbell Stiff-Legged Deadlift, Cross Body Hammer Curl and Dumbbell Romanian Deadlift are possibly the simplest and most effective ones. You may start with a simple set or two and take it up gradually. However, making sure you watch enough videos to understand if you’re doing it right is very important. The best thing is to hire a trainer for a month or two and then continue on your own.