Apple's Hidden Health Tool Tracks Cardio Fitness Apple's latest health tracking feature has been quietly gaining attention in recent months, and for good reason.
This tool is not a standalone app or wearable device but rather an integral part of Apple's ecosystem that can revolutionize the way we monitor our physical activity.
Understanding Apple's Hidden Health Feature At its core, Apple's health tracking feature measures cardiovascular fitness by analyzing heart rate variability, exercise duration, and other key metrics.