Illustration: Peter Arkle

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Find a Doc Who Prescribes Apps
Cell phones are already becoming medical devices as developers create more and more apps that can track everything from your metabolism to your glucose levels. The best doctors in 2022 will help patients use their personal data to take better care of themselves, so find a physician who is willing to reflect on your statistics and work with you to form healthier habits.

What You Can Do Today
Start experimenting with some of the smarter apps that are already available. Lose It! is a nicely designed weight loss tool that lets you record calories and exercise. Sleep Cycle uses the accelerometer in an iPhone to monitor your movement in bed and track your sleep phases. MoodPanda is a free interactive journal that displays your emotions over time with cool graphics like pie charts and graphs; keeping a log of your emotions can help you spot patterns in your mood and note the things that make you feel good.

Next: 3 important health tests every woman needs