Bone conduction headphones are generally safe, but some users may experience minor side effects after long use. Common issues include slight vibrations on the cheekbones, temporary discomfort, headaches, or skin irritation where the device rests. Listening at very high volumes may still affect hearing over time. Some people also notice sound leakage in quiet environments. Bone Conduction Headphones Side Effects a well-fitted model, taking listening breaks, and using moderate volume levels can help reduce discomfort and improve the overall listening experience.