- Potentially harmful radiation. The science is unsettled on whether cell phones and other similar devices can cause cancer. Some doctors recommend limiting cell phone use in case a connection between the radiation phones produce and certain kinds of brain cancer. Fitness trackers operate at a lower energy level than cell phones, but they can still release a constant stream of low-frequency energy that could theoretically pose a health risk. Only time will tell if such fears are warranted.
- Over-exercise. Fitness trackers push their users to meet goals based around a general standard that might not be appropriate for every user. People who push themselves to meet the goals set by their trackers may be putting themselves at risk, especially if they have undiagnosed conditions like heart disease that could make exercising dangerous.
- Anxiety and other mental health. Some people are reporting serious bouts of anxiety and obsessiveness caused by their trackers. Someone who fails to meet the goals set by their tracker might feel stress that affects other parts of their life. People who are prone to problems like eating disorders or depression may develop significant complications as a result of using a fitness tracker.
Devices that track personal health and activity statistics have become all the rage. Fitbits, Apple watches, cell phone apps, and other devices all can keep track of an astonishing amount of information about their users. Everything from a person’s heart rate and step counts to sleep patterns and minutes spent exercising. Every fitness tracker device is intended to help users keep tabs on their activity and, in theory, move more. Fitness trackers aren’t without their critics. Several types of potential harm have been pointed out, with varying degrees of substance behind them: