If you’re anything like me, you probably have a handful of small habits you’ve been meaning to fix. They’re not dramatic or life-altering, just little things that linger in the background. And that’s normal—everyone has something they’d tweak about their daily routine if given the chance.

For some, the challenge is bigger. Habits tied to things like smoking, drinking, or overeating can be harder to shake because they involve deeper patterns and dependencies. But other habits are simpler, rooted more in routine than necessity—things we do without thinking, even when changing them would be easy.

Take this example: leaving a phone charger plugged into the wall when it’s not in use. It sounds trivial. After all, how hard is it to unplug it once your phone is fully charged? The honest answer is—it isn’t hard at all. And yet, it’s surprisingly easy to forget, especially when it becomes automatic.

For a long time, I didn’t give it much thought either. It didn’t seem like a big deal. But after coming across information about what can actually happen when chargers are left plugged in, I started to rethink that assumption—and changed the habit fairly quickly.

Even when not actively charging a device, chargers still draw a small amount of electricity. The energy use is minimal, but it’s not zero. Over time, that adds up, however slightly, and contributes to unnecessary power consumption.

There’s also the issue of wear and tear. Keeping a charger plugged in constantly can stress its internal components, especially during voltage fluctuations. In rare cases, this can lead to overheating, which—under the wrong conditions—could pose a safety risk.

Additionally, exposed charger tips can become a hazard if they come into contact with water or conductive materials. And in homes with children or pets, a dangling charger might attract unwanted attention, increasing the chances of damage or unsafe interactions with outlets.

That said, it’s important to keep things in perspective. Modern chargers are built with safety in mind, and the risk of a fire caused by simply leaving one plugged in is extremely low. Still, considering the minor energy waste and potential wear, unplugging when not in use is a small, sensible habit worth adopting.