Blood pressure monitoring has become one of the most important features people look for in modern health wearables. With hypertension affecting hundreds of millions worldwide, the demand for continuous, painless, cuff-free blood pressure insights has skyrocketed. Until recently, the only reliable option was a traditional cuff that squeezed the arm. But by 2026, artificial intelligence, optical sensors, and advanced signal-processing technologies have matured enough to bring credible, non-invasive blood pressure monitoring to your wrist.