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Free play more important than organised sport

If children are to have more exercise, they should not join sports clubs. Instead, they should have more facilities for free play in school playgrounds, a PhD project shows.

Malaria vaccine offers hope for women in Africa

A team of medical parasitologists has reconstructed a vital part of a malaria protein. The breakthrough has led to a promising prototype vaccine for maternal malaria.

Frequent sex can prevent pregnancy complications

Having sex more often can reduce the risk of developing a serious medical condition called pre-eclampsia during pregnancy. Sperm contains a special protein that increases the chances for a successful pregnancy.

Rams and hedgehogs can make cars safer

Car bumpers can be made far more efficient by studying animals that have developed ways to deal with heavy impacts.

Diesel fumes can affect a foetus for generations

Diesel engine particles can make DNA mutate over generations, mouse trials show. Humans may also be affected.

Nicotine worsens processing ability

Nicotine gives you a kick-start, but the benefit stops there. New research shows that nicotine affects our information processing ability in several ways.

Pizza boxes and chip bags may cause breast cancer

Chemicals found in everyday items such as rainwear, chip bags, greaseproof paper and pizza boxes increase the risk of breast cancer. The substances are also suspected of having links to ADHD.

Increased risk of new cancer for cured patients

Recovered cancer patients have a greater risk of developing cancer again than people with no cancer history.

Meet Earth's twin planet

All eyes and all telescopes are set on a newly-discovered planet which is strikingly similar to ours.

Genetic clues to MS win research prize

A major breakthrough in multiple sclerosis research secured the top prize at the Danish Research Awards 2011.

Norwegian study links flu vaccine to narcolepsy risk

The Norwegian Institute of Public Health has found an elevated risk of narcolepsy among children and young adults who were vaccinated against the swine flu seven years ago. Some who did not take the vaccine against the pandemic of 2009 also developed this severe sleeping disorder.