Smart bed systems come in several forms — covers, adjustable bed bases, or complete mattresses — and use state-of-the-art technology to help you overcome the issues that keep you awake at night.

Also known as a narrow single mattress, this is the smallest adult bed you can buy. While it’s the same length as a standard single – and therefore long enough for most adults – it’s 15cm narrower.

If you’ve got the perfect mattress but you still feel like something is missing, consider changing your bed frame. Adjustable bed frames are popular for good reason. A zero-gravity sleeping ...