Dismantling an electric toothbrush by twisting the docking station in its port in London, Tuesday, April 30, 2024. Toothbrushes used to be simple, powered only by your hand. Rechargeable electric toothbrushes are increasingly popular because they make brushing more effective but they can be a headache when they stop working properly. Just ask the many people seeking help in online forums when the battery starts giving out.(AP Photo/Frank Augstein)