Getting a virtual reality headset might make for a pretty impressive christmas present, but unless you've got enough computing power to use the thing, consider it a very expensive paperweight. Depending on the system powering your headset, either a PC or a PS4, here's how to get it prepped and ready for virtual reality.

Virtual reality has been around for decades, but it's only of late that the technology has properly matured with reliable consumer-grade headsets, room-scale tracking, high quality touch controllers and a library of games worth exploring.

So now that people can get into virtual reality in a range of ways - from mobiles to consoles to the top-end headsets - what's changed? Here's everything you need to know about VR.

Virtual reality is the next big thing in gaming, but wearing the headsets causes motion sickness for some. Even I've experienced a little motion sickness while playing despite the fact I never struggled with it in the past (no vomiting yet). If you're worried about hurling, there are a few things you can do to make the experience more pleasant.