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Sweden

Big trees a threat to popular berries

The trees in Swedish forests are growing taller and denser through forestry practices but their growth comes at the expense of bilberry and lingonberry forest floor vegetation. Should pickers start worrying?

How do you talk to people about your HIV diagnosis?

People with HIV often wonder when and how they should talk about their diagnosis, Swedish research shows. They fear that people will pull away if they are open about their disease.

Men run more slowly than they think

Men embellish and overestimate, while women have a more realistic idea of how fast they can run.

More calories burned with one large meal instead of several small ones

Weight watchers might be keen to hear that calorie intake is not a simple factor of metabolism. What you eat and how you eat it can have an effect on how much energy a body burns and how full a person feels.

Why thinking beyond money is vital for solving the poverty puzzle

OPINION: Conventional development interventions that ignore nature and culture can reinforce poverty. A new concept known as the "poverty cube" could help donor agencies better integrate poverty, environment and culture in their thinking and development planning.

Gastric bypass surgery halved the risk of heart failure

A new study shows that obesity links to a higher risk of heart failure.

Infertility in men could point to more serious health problems later in life

OPINION: Doctors can identify men who are at risk of serious diseases after they become fathers with simple and cheap tests. It is no longer enough to just evaluate the number of sperm.

Kids with rich grandparents do better in school

Having rich grandparents can clearly make a child’s life materially easier. But now it appears that wealth may also affect a child’s grades in school.

What makes an animal clever? Research shows that intelligence is not just about using tools

The list of animals that use tools keeps growing, from chimps to birds and even octopuses. So is it time that we abandoned "tool use" as a measure of intelligence among species?

Fewer women tore when giving birth at home

Fewer women suffer perineal trauma – a tearing or needing to be snipped, when deliveries are at home instead of hospitals or clinics.