If you have an Amazon Echo device, it can make for a superb medical alert system. Your loved ones can call you from any Echo device, and you can drop in on them anytime to check up on things. Amazon also has a subscription service that adds more caretaking features such as fall detection assistance and 24/7 urgent response.

To save your eyes from strain while you watch YouTube videos, try the Dark theme. Tap your profile picture/icon and go to Settings > Appearance to choose from Dark theme, Light theme, or let YouTube default to your device’s theme. Dark mode may make it easier to spot problems with your monitor. Tap or click here to learn more about dead pixels and how to fix them.

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Don't do your finances alone. Online calculators can help you better understand where you are now to craft realistic plans for the future. You don't have to spend a ton of money on these calculators, either. Here are a few free options.

Over on my Instagram page, I share photos of my life. I keep my profile private, but I'll add you!

Big Tech is supposed to safely handle our personal online data, but now they’re getting into the political game. I don’t want to be any part of that, and neither should you. That’s why I trust and use ExpressVPN.

These Big Tech companies match your internet activity to your identity or location by using your public IP address, but with ExpressVPN, no one can see your IP address — no one.

Smart assistants can be helpful when you need weather updates or tips on the best local restaurants. The problem is they can forget to use their inside voice and yell out your business for everyone to hear. We'll show you how to quiet down Siri, Alexa and Google Assistant. You'll also learn how to mute them outright.

A smart plug can add some brains to virtually any device you plug into it. You'll be able to control lamps, coffee machines, and any other household item you want. You can even pair smart plugs with your virtual assistant to control them with your voice.

When you own your own business, you're the CEO, the marketer, the IT person and the data analyst. Don't go it alone. Get Kim's must-read small biz tips every week.

Artificial intelligence isn't just used to power our smart assistants and high-tech gadgets. It has all kinds of applications — including the creation of beautiful, original art. This is a fascinating look at how this technology works. You'll be blown away by just how creative AI can be.