Fitness Trackers

Do fitness trackers really check blood pressure?

Hello @oliverthomas2314
My friend you can refer to the link : https://www.news-medical.net/health/How-do-wearable-fitness-trackers-measure-steps.aspx#:~:text=A%20wearable%20tracker%20continuously%20senses,fast%2C%20or%20even%20standing%20still. this might help you to understand the concept better.