No, you should not lock your knees while paddleboarding. Locking your knees can lead to instability and discomfort on the board. It's important to maintain a relaxed and slightly bent knee position while paddleboarding for several reasons: Balance: Keeping your knees slightly bent helps you maintain better balance on the board. If your knees are locked, you'll have less flexibility to adjust your stance and respond to changes in the water or your body's center of gravity. Shock Absorption: Bent knees act as shock absorbers, helping you absorb the impact of small waves or ripples in the water. This can make your paddleboarding experience more comfortable and stable. Maneuverability: Bent knees provide better maneuverability. You can shift your weight more effectively and make adjustments to your stance and paddle strokes when needed. Comfort: Prolonged periods of locked knees can lead to discomfort or even cramping. Keeping your knees slightly bent can help you stay comfortable during your paddleboarding sessions. Power and Paddle Control: Bent knees allow you to use your legs to help control the board and generate power during your paddle strokes. This can improve your efficiency and speed. In summary, maintaining a relaxed stance with slightly bent knees is essential for balance, comfort, maneuverability, and overall performance while paddleboarding. It allows you to respond to the dynamics of the water and enjoy a more stable and enjoyable experience on the board.