If your eyesight isn't what it used to be, you may find the small text size on your iPhone or iPad hard to read and wonder, "Why is the font on my iPhone so small? How do I make the text bigger?" There's no need to strain your eyes; here are several tricks you can use to make reading on an iPhone or iPad easier, including changing your iPhone font size.

If you own an Apple Watch, you already know that the built-in speaker it comes with is not designed to deliver high-quality audio, at any appreciable volume. Yet with a respectable onboard storage capacity for your music, the Apple Watch has the potential to store and deliver great sounding audio wherever you go, if you have a quality Bluetooth speaker that is. A good Bluetooth speaker can also work wonders when it comes to phone calls and FaceTime chats, as most Bluetooth speakers these days also house a built-in microphone for such purposes. Here are three of our favorite Bluetooth speakers that serve as perfect complements to the Apple Watch.

As a tennis player, I often need to know when sunset will be (since the outdoor courts where I play don't have lights). Conveniently, Siri can tell me the time of sunrise and sunset. You cannot only find the time for today but also for any day of the next week. (Note, however, that Siri won't give you information for dates in the past.)

Apple's Health app helps iPhone users keep track of a variety of data concerning their health all in one place, such as tracking how many steps they take in a day, body measurements, heart rate, and more. In addition to information collected by the iPhone or imported from a healthcare provider, your Health app can also accept data that you enter manually. Let's get started learning how to manually enter data into the Health app on your iPhone.