New start-up Casper is attempting to turn the mattress industry on its head. Founder Phillip Krim asks why mattresses are seen as pricey purchases, despite the fact they are in line with the cost of a smartphone – something that's replaced on a far more regular basis.

Sleep is a big deal – 60% of Americans crave it over sex. But traditionally a good mattress is an investment, costing up to $3,000. Tuft & Needle is changing that. It offers an affordable, high-tech design that means your partner won’t feel you’re there, or that their wallet is a new bed lighter.

Home improvement stores are rarely a joy to walk around. Sprawling shop floors packed with rack upon rack of disconnected fixtures make for a pretty miserable Sunday shopping trip. But in a PIRCH showroom, customers can take a shower or cook up a storm, all while they're still in store.

In the 50s we used to sleep eight hours a night. Nowadays the average is six and a half. Why have we become less keen on a proper night’s keep? Does our modern lifestyle promote sleep deprivation, meaning we’ll stay awake as long as it takes to consume as much online as possible?