Do you really know?
Episodes
Episodes of Do you really know?
Mark All
According to Whatsapp, over 7 billion voice notes are sent on the app every day. A lot of the time, they offer a more personal touch and clearer explanations than text messages. But not everyone is a fan. Tech journalist Victoria Turk publish
Most of us have that pile of clothes in limbo—not quite dirty, not quite clean. But do we actually need to wash our clothes as often as we do? The answer might surprise you.A rise in laundry loads in the UK has led to more water usage, higher
Avoiding weight gain is just so difficult sometimes, isn’t it? It’s not enough to eat only healthy foods, you also have to combine those healthy foods in the right way. That’s because when we eat different types of foods together, they interac
Covid allowed many people to work from home for the first time and created a world where more flexible, hybrid working, mixing office work and working from home is now possible. But there are things to keep in mind to optimise this type of expe
You might think that shampoo is essential for keeping your hair clean and healthy, but there are other ways to wash your hair that don’t involve harsh chemicals or plastic bottles. In fact, some people claim that ditching shampoo altogether c
The idea of carbon footprint dates back to the early 2000s and ironically was introduced by oil giant BP. But recently, a new concept was created: the climate change shadow.It's a relatively recent addition to the ever growing list of terms re
As much as society might tell us the opposite, sex isn't actually always about pleasure. And that's especially true for men affected by the condition we're going to talk about today. It's known as postorgasmic illness syndrome, or POIS for shor
Think back to when you were a kid and there was a type of vegetable you simply wouldn’t go near, let alone eat. It might have been broccoli, Brussels sprouts or spinach for example. Or perhaps another type of food like seafood, which now as an
For many people, asserting themselves at work is a real challenge. There’s a lot of possible reasons for that, including stress, anxiety, new responsibilities, deadlines, personal issues or a lack of self-confidence for example. But there is an
An IPSOS study from late 2020 found that 45% of people across the world were trying to lose weight at the time. In many cases, losing weight is beneficial for health, but a lot of the time, people want to achieve unrealistic body images which a
Whether they’re soft-boiled, fried, poached, or whipped into cakes and pies, eggs are a kitchen favorite for good reason. In the UK the average person consumes about 175 eggs per year, that’s about 3 eggs weekly. They are packed with vitamins
Ever since it hit the market, the little blue pill known as viagra has transformed the sex lives of millions of couples around the world. Viagra was developed by pharmaceutical giant Pfizer, and was first made available to the American public s
We’ve talked about a lot of dating trends on Do You Really Know, many of which are pretty negative. And the subject of today’s episode is no exception. R-bombing might sound pretty dramatic, but in fact it just refers to leaving someone on read
Slipping into sleepwear is an essential part of most people’s nighttime routine. We often do it when we’re winding down from a busy day, and it means it’s time to relax and get ready for sleep. Whether you sleep in pyjamas, a nightgown, a t-sh
Our brain, much like our muscles, benefits from its own form of exercise. Through dedicated training and stimulation, we can enhance our cognitive abilities, a testament to the remarkable phenomenon known as ‘neural plasticity’.Neural plastici
Cleaning can feel satisfying, but did you know many household products might actually harm your health? A 2021 Which? study revealed that nearly half of common UK cleaning products contain potentially dangerous chemicals. Even those labeled “ec
In late April 2024, police chiefs from the UK’s National Crime Agency and 32 European countries issued a statement expressing their concerns about the use of end-to-end encryption by instant messaging services like WhatsApp.The statement recog
The NHS says that one in seven couples may have difficulty conceiving, which can be a traumatic experience for those who want to have children. Sometimes, infertility can be treated through medicine or surgery, and other times assisted concepti
It’s common knowledge that autumn often sees people put on weight. But if you’re looking to shed a few pounds, there are some foods you can rely on to boost metabolism and thereby improve calorie burning. That’s because they increase thermogene
You might assume that belief in the paranormal is limited to the fringes of society. After all, according to science, ghosts don’t exist; or at least, their existence has never been proven. But despite this lack of evidence, a significant pro
Social media has been part of our daily digital lives for nearly two decades now, and while there are plenty of positives associated with it, there’s also an undeniably dark side.Recent years have brought to light the sometimes traumatic work
"There are way easier places to work, but nobody ever changed the world on 40 hours a week." That’s exactly what Elon Musk tweeted in November 2018, as part of a call for new talent to join his companies. The post went viral, leading to a lot o
If your partner is constantly snoring, hogging the blanket, or tossing and turning every five minutes, and you're finding it increasingly challenging to share a bed, know that you're not alone. A 2017 study revealed that while 50% of those surv
In January 2024, the renowned French perfumery Guerlain is set to unveil a groundbreaking range of products inspired by quantum physics. Their marketing promises a revolutionary approach to skincare, stating: "After 20 years’ research, Guerlain
Hay fever already affects around 20% of people in the UK—and that number is expected to rise sharply. A 2024 University of Manchester study found that cases have increased by 33% in the last 20 years, a trend driven in part by climate change, a
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