Staying Healthy

Digital health tracking: Preventive care or privacy invasion?

24-hour health monitoring is high tech. But is it helpful?

Not necessarily new

We've had portable gadgets that monitor health for decades. One early example is the kind of heart pacemaker that detects irregular heartbeats and shocks them back to a normal rhythm. Today we also have devices that sense and respond to many other health problems, such as Parkinson's disease tremors or pauses in breathing during sleep.

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