iPhones made in 2014+ have a barometer for real-time elevation tracking. A barometer measures air pressure, which is crucial for calculating altitude changes. The native iPhone Compass app has a built ...

Here’s what’s happening when you feel that ear pressure, the most common causes behind it, how to find relief and when it may ...

Lie down on your side with your legs straight and arms at your sides. Place your index and middle fingers firmly behind your jawbone and under your ear. Slide your fingers down your neck, applying ...

For most people, it is safe to fly with high blood pressure, but it is a good idea to consult a doctor before traveling. A person may have to carry their medication and move around as much as possible ...

We demonstrated that decreases in ambient pressure cause predictable unintended insulin delivery by two independent mechanisms. The first mechanism is due to air coming out of solution and forming ...