Heart problems, where the heartbeat goes haywire, are tricky to spot in everyday life. Doctors have been using smart tech to help, but they're still figuring out how much heart data is needed to make a good call. A new study dives into this, using AI to see how well it can tell if someone's heart is acting up, both when comparing different people and the same person ...

Ever noticed how dementia self-testing apps aren't just about you? They're also about your friends and family. These apps sometimes make you feel responsible not just for yourself, but for others too. This isn't something we talk about much. We often focus on how these apps push responsibility onto individuals. But what about the role of social ties in all this? A re...