Can changing your sheets be good for you - and the environment? We've had loads of requests to look at the best way to make your bed - specifically, how all the different options for sheets and pillowcases compare. Cotton seems to be king when it comes to popularity, but is it justified? Listener Rosemary is a linen fan, but wants to know whether eucalyptus bedding lives up to the hype. How do its eco credentials stack up - and what does it feel like? Speaking of feel - silk pillow cases have...

Which Christmas tree is better for the environment - real or fake? Everyone loves the smell of a freshly cut pine or spruce but the vast majority of them go to landfill. So would a plastic tree be better? Listener Eleanor wants to have a more sustainable Christmas and has some great questions. Is there a better way to dispose of your real tree? How about a pot-grown tree you could use again the next year? And she's even heard about the possibility of renting a Christmas tree - the same one,...

Are expensive sports bras worth the money? Buying a sports bra can be a baffling experience, not least because of the marketing terminology which is full of buzz-phrases like 'high intensity support', 'specialist materials' and 'racer backs'. Listener Teresa has seen sports bras ranging in price from just a few pounds to three figures and wants to know if paying more means you get greater support. Greg speaks to Professor Joanna Wakefield-Scurr, 'The Bra Professor', to take a deep dive into...

Trying to buy a new vacuum cleaner can be a pretty confusing experience. Do you go bagged or bagless? Corded or cordless? Is it worth paying extra for something with anti hair wrap tech? Or forking out for a robot to do it all for you? That's what listener Sally is tempted by - she wants to know if a robot will clean as well as a regular handheld version. Listener Rachel wants advice on which features are worth the extra cash. To help them navigate this complicated market, Greg consults Grace...

Do the claims made about Ice Baths hold water? Social media appears to be filled with countless people sitting blissfully in small inflatable ‘ice baths’. Fans of such ‘cold water therapy’ claim that taking a chilly plunge will boost your energy levels, reduce your stress, help you sleep better, and supercharge your recovery after a workout. Listener Laura wants to know if the science backs that up. In this episode, I dip my toe - and the rest of me - into an ice bath to find out. I'm guided...

How green can your loo roll be? Lots of companies have sprung up offering what they say are the most eco-friendly ways to wipe - and there's a lot to think about. Listener Barbara buys recycled toilet paper - and wants to know if she's better off buying one of the bamboo options on the market. Jo already buys bamboo but is curious about the difference packaging and delivery options make. To get them some answers, Greg Foot speaks to Shanta Bhavnani from Ethical Consumer magazine, who carried...

Can Smart Thermostats save you money on energy bills? Temperatures are falling and conversations are already turning to whether or not the heating has been turned on! Although energy prices have come down a little since last year, the withdrawal of universal Government support to alleviate the cost could mean bills stay high for a lot of people. Listener Wendy is already doing a lot to save money (having listened to a previous Sliced Bread episode on Portable Heaters - check it out on BBC...

Greg Foot gets queasy in the name of science as he investigates the range of products promising to help with motion sickness. Do the pills, wristbands or breathing techniques which claim to stop you from feeling sick on planes, trains and automobiles actually work? To find out, Greg heads to Professor John Golding's laboratory at the University of Westminster where a spinning chair is used to induce symptoms of motion sickness. Why don't scientifically-proven treatments always work for...

Do weighted blankets reduce stress and help you sleep better? They’ve gone from a middle-aisle fad to being a regular fixture in supermarkets and online stores. Weighted blankets can cost upto £200 and promise to give you a deeper, more restful sleep. But do they? Listener Theresa wanted to know about the science behind them. What is it about the ‘deep touch’ or ‘deep pressure’ stimulation that the manufacturers claim helps us to sleep? They’re also often marketed as offering help with...

Induction hobs are not just a fashionable addition to a new kitchen, but are also sold as a more efficient choice than a gas hob. How do they compare? Is cooking on an electric induction hob better for the planet? And what about our health? Listener Roisin wants to know if they are an economical choice but worries they might affect her mum's pacemaker, while listener Anna is concerned about indoor air pollution from gas cookers and wonders if induction hobs are a safer bet. Greg Foot gets...

Is vaping harmful to your health and to the environment? I'm back with a new series of Sliced Bread and I'm kicking off with a topic many of you have suggested - vapes. They've become controversial largely because of the rise in single-use, or disposable, vapes. Nearly eight million are sold in the UK each week, a figure that's doubled in the past year. And according to the organisation Material Focus, which campaigns to increase recyling rates, five million of those are thrown away....

Greg Foot returns to investigate a whole new batch of so-called wonder products suggested by you, the listeners. Sliced Bread is back for a new series from Thursday 28 September, 2023 on BBC Radio 4 and BBC Sounds, with new episodes available weekly on Thursdays on BBC Sounds and wherever you get your podcasts.

Sliced Bread is on a summer break right now. But, filling the gap, Charlotte Stavrou and Amit Katwala return for a second series of investigations into the products that have changed the world and the way that we consume. Here's a taster of what's in store in series 2. Episodes are available on BBC Sounds weekly from 20 July 2023. Just search for All Consuming on BBC Sounds and subscribe to get the latest episodes.

If you are heading somewhere tropical this summer, or just want to protect yourself from bites in your own back garden, then which mosquito repellents can you trust? Greg Foot gets up close and personal with a box full of hungry mosquitoes to find out. Is it all about DEET or are there alternatives which are just as effective? What about citronella? And how well do bracelets, patches and candles perform? And if you do get bitten, what is the best treatment for a mosquito bite? Greg...

This is one of your most-requested topics and as a keen runner myself I couldn’t wait to get into it. Barefoot shoes claim to encourage you to run in a more ‘natural’ way, landing on your mid or forefoot rather than on your heel. Some brands say they’ll increase your speed and reduce the likelihood of injury. But will they? Listener Sam runs marathons and wants to know if the science backs up the marketing hype. He also wonders whether the wider toebox in barefoot shoes really does allow...

Owners clearing up after the UK's 11 million estimated pet dogs have a bewildering array of bags from which to choose. Some are labelled 'degradable', others are called 'biodegradable', 'compostable and biodegradable' or 'recycled.' So which ones are best for the environment? And what is the most environmentally friendly way of disposing of our dogs' doo? Greg Foot is on the case on behalf of listeners including Nicola Jones and Craig Hart who are perplexed by the claims being made on...

Which cycle helmets give you the best protection? I’m a big fan of cycling and so when listener Migue got in touch wanting to know what cycle helmet he should buy next, I was really keen to investigate. Migue wanted to know what factors make a cycle helmet the most effective when it comes to protecting your head: the shape, the material, the fit? He’s seen all sorts of neat tech, including collapsible helmets and ones that fit around your neck and act like airbags! To find out more I speak...

During the pandemic, as people sought to protect themselves from Corona Virus, more and more products entered the market claiming to use Ultra Violet light to clean your belongings. These vary from UV wands and lamps, to phone boxes and UV baby bottle sterilisers. You may have seen them advertised online, claiming to kill 99% of viruses and bacteria. But do they deliver, and are they worth it, compared to more traditional methods of cleaning like alcohol wipes, or soap and water... That's...

If you’ve ever made the mistake of going for a hike wearing just jeans and a t-shirt you’ll know it can be a pretty sweaty, uncomfortable experience. But it doesn’t have to be that way! There are myriad products promising to keep you dry, warm and protected from whatever the weather can throw at you. Listener Julie is keen to know more about that after she went on an adventure holiday without the right kit, leaving her cold and miserable. She’s heard about fabrics that promise to ‘wick...

According to recycling charity Wrap, an estimated three billion nappies are thrown away every year in the UK. Concerns over plastic waste and a want to save money have been driving a rise in the popularity of reusable nappies but, as listener Amy asks, are they really better for the planet, and your pocket? Me and the team speak to Wendy Richards, also known as The Nappy Lady. She runs one of the biggest nappy advice and sales websites specialising in reusables. Crunching the numbers with...

What works to help with the symptoms of hay fever? The better weather’s here but for the millions who have hay fever that just means a runny nose and itchy, streaming eyes. And for some people it’s seriously debilitating – listener Richard got in touch because his wife can’t go out and play with the kids in the spring and summer months. In this episode I’m investigating the treatments that claim to help. I speak to an expert from Allergy UK to find out what works and whether - as listener...

Sales of alcohol-free beer in the UK have more than tripled in the past five years, and you'll find more types of no and low-alcohol beer on sale in your local supermarket. But what does 'alcohol-free' really mean? And are these drinks always better for your health? Various listeners got in touch with us about this one, so we enlisted the help of two experts to answer their questions. Laura Willoughby knows a lot about no/low alcohol beer as co-founder of Club Soda which says it exists...

Research suggests four in 10 of us do it and it can even get so bad it’s been blamed for the breakdown of relationships. Snoring can be a living nightmare for you and your partner. But what if there was something that works to give you – and the people around you – a more peaceful night’s sleep? Listener Neville got in touch with a recording taken by his wife of him snoring – and it’s pretty loud! He’s seen various solutions from throat sprays to nasal strips and even a chinstrap which...

From the team behind the hit series, Sliced Bread. Sean Farrington investigates wonder products and businesses which promised so much to consumers.... but ultimately ended up toast. Sean is joined by the self-made millionaire and serial entrepreneur, Sam White, to conclude what went wrong. Together they look at why a product or business failed, and what we can learn from their stories today. In this episode, Sean talks about wearable tech and Google Glass. These futuristic looking...

Greg Foot introduces a new series from the team that brought you Sliced Bread. In Toast, Sean Farrington examines the wonder products and businesses that promised so much at launch but ultimately crashed and burned. With the help of industry experts, he asks what went wrong and what - if anything - they could have done differently. This episode is from 3 April, 2023. Toast is available in the Sliced Bread feed only on BBC Sounds.