If you've ever experimented with food tracking, you probably know that it's really easy to track the kilojoules and nutritional macros in a can of chicken noodle soup or a box of chocolate chip cookies — the information is right there on the package and it's often pre-loaded into apps like Fitbit and MyFitnessPal — but it's a lot harder to track kilojoules and macros in the soup and cookies you make at home.

A study released this month in The Lancet found a link between high carbohydrate intake and risk of death. The resulting headlines had dedicated low-carb dieters celebrating and low-fat vegans spoiling for a fight. But as with most dietary studies, there is more to it than the headlines claim.

Have you ever wondered why the influenza virus is more potent and dangerous than the common cold virus? They’re both viruses, but what makes the influenza worse that it causes more deaths? Let's take a look at the science...

Everyone does not have more friends than you, even though, as a study at UBC Vancouver indicated, plenty of people believe their friends all have more friends. Everyone is not going to parties you're not invited to, meeting a wide array of people across all backgrounds and slices of life, who come together in a rich tapestry of social circles that rivals the opening titles of Sesame Street.

Underwater sex poses a fair number of technical challenges, but people still fantasise about it. Blame movies such as Romeo + Juliet and Wild Things. If you're intent on fulfilling your underwater fantasy, here's how to do it well.

Sleep habits. Fertility. Steps per day. Water consumption. There's a tracker for that — all of that. So it probably shouldn't have surprised me to read Dr Catherine Pearlman's advice for struggling parents, and yet it kind of blew my mind. When you're trying to change your child's behaviour and you're not sure if what you're doing is working, she suggests collecting some data and analysing it.

Adolescence is a rough time. Teens are acutely aware of relationships and social status, but they don't yet have the psychological and emotional fortitude to let social struggles roll off their backs. They also don't have the life experience to know that setbacks or failures are temporary and can be overcome.

Childbirth injuries are no fun. These are our tenderest bits we're talking about here, places we generally want to be treated with kindness and respect. But what do hefty little babies know about kindness and respect? Not much. They're coming out, by hook or by crook, and it can feel like they actually used a hook and a crook while fighting their way down the chute.

Barefoot running is like skinny-dipping: Something that's already pretty fun becomes exhilarating and memorable when you're more deeply connected to the environment and your body. You can't help feeling the nuances of the water temperature and noticing your skin when sans swimsuit, and running without shoes forces you to pay attention to the world around you — and listen to your feet.

I'm a 25 year old woman. I'm not "Victoria's Secret model hot" but I'm also aware I'm good looking. I'm told I'm "unique" (eye roll), and I have diverse interests so I usually don't have any problems getting along with people unless I find them absolutely boring. But anyway...

I have a weird problem: People only wanting to get into a relationship with me. It's absolutely not what I'm looking for. Although I'm incredibly sexual, I don't have "romantic feelings".

Dogs are omnivores, like humans are, so they can technically survive on a vegan or vegetarian diet, and some even need to in order to address health issues. But transitioning to a meat-free diet isn't right for every dog, so you should consider the following factors before switching your dog to a meat-free diet.

Conservative estimates suggest that cheating occurs in about half of all relationships. Being cheated on can be a profoundly painful experience, and it can be hard to know what to do after the initial discovery. Here's a comprehensive, mapped-out guide to deciding whether to stay or go.

You have problems, I have advice. This advice isn't sugar-coated — in fact, it's sugar-free, and may even be a little bitter. Welcome to Tough Love.

I tell my four-year-old daughter to "be careful" so often that I've abbreviated it to "caref". It become an instinctual tick. "Caref!"

For most of us, heading into a gym can lead to confusion about what exercises to do. If you want to change the shape of your body, can selecting certain exercises really work? The answer is an emphatic yes.

The parents I come across want to raise children who'll fight injustice. They take their kids to rallies. They start talking about race, gender, sexual orientation and physical ability early and often. They introduce books that explore the fight for equality. And kids do get it — they have a remarkable concern for fairness and capacity for critical thinking.

Only 20 years ago butter was the public villain – contributing to raised cholesterol levels and public concern over an increased risk of heart disease. Now this public perception seems to have been reversed, and reality cooking shows seem to use butter in every recipe. But what has caused this shift in perceptions and is it based on scientific evidence?

The work week is nearly over - which means you're probably feeling properly buggered right about now. If you're anticipating a late Friday night and don't want to resort to hard drugs or caffeine, this infographic contains bunch of clever ways to keep yourself more alert, ranging from sniffing peppermint oil to various acupressure techniques.

Losing weight can be a struggle, but there are so many little things you can do to make things easier. Here's a super long list of tips for those of you trying to shift a bit of weight.