alt Hacker NewsIn this case the article's guess is probably accurate. Apple did change how they measure RHR in WatchOS 11.2. If the author was using an Apple Watch that doesn't support 11.2 and then switched to one that does, a swing was very likely.
In this case the article's guess is probably accurate. Apple did change how they measure RHR in WatchOS 11.2. If the author was using an Apple Watch that doesn't support 11.2 and then switched to one that does, a swing was very likely.