Several types of wearable devices are commonly used in nursing: 1. Fitness Trackers: These devices monitor physical activity, heart rate, and sleep patterns. 2. Smartwatches: They offer more advanced health monitoring features, including ECG and blood oxygen levels. 3. Wearable ECG Monitors: These provide continuous heart monitoring and can detect irregularities like atrial fibrillation. 4. Wearable Blood Pressure Monitors: These devices continuously measure blood pressure, helping in the management of hypertension.