Keep track of your health all day with the Samsung Galaxy Watch9. Its 20% larger battery monitors your wellbeing without frequent charging. Advanced sleep coaching offers bedtime guidance for better rest, while the Heart Health Score shows your cardiovascular fitness. When stress builds, mindfulness guidance helps you stay balanced. The Antioxidant Index tracks your body's natural defences, and the personalised running coach adapts to your fitness level. The display adjusts automatically up to 3,000 nits for easy viewing in bright sunlight. Plus, Google Gemini AI lets you raise your wrist to talk and access personalised info instantly with custom tiles.