
Best smartwatches for heart patients
Best smartwatches for heart patients start with phone-compatible ECG: Apple Watch Series 12 for iPhone, Galaxy Watch 9 for Android.

Best smartwatches for nurses: Garmin Venu 4 lasts up to 12 days, while Apple and Samsung offer stronger phone-first controls.

Best smartwatches for making calls
Smartwatch calling works best with a compatible phone, cellular model and carrier; Apple leads on iPhone, Samsung on Galaxy.

Which smartwatches are suitable for sleeping with?
Smartwatches suit overnight wear when fit and charging work for you; prioritise sleep duration and trends over one stage chart or score.

Which smartwatch is best for swimming?
Best smartwatch for swimming: Apple Watch Ultra 4 leads for pool and open water, while Garmin suits longer endurance sessions.

For seniors living alone, Apple Watch Series 12 leads with Emergency SOS and cellular independence, while Huawei offers longer battery life.