Half of the UK's population cannot see many stars because the night skies are still "saturated" with light pollution, campaigners have warned.

Some 53% of those who joined a recent star count failed to see more than 10 stars in the Orion constellation.

Treating stroke in specialised ambulances en route to hospital is feasible and could boost the number of patients who receive life-saving therapy, experts believe.

Mobile stroke units can halve the time it takes a patient to get clot-busting drugs, a small German trial found.

The standards of care provided for older people in their homes in the UK has been labelled "shocking and disgraceful" by a consumer group.

Which? found cases of missed visits, food left out of reach, medication not given and people being left in soiled beds during its investigation.

Frequently heading a football can lead to brain injury, warn doctors who say they have found proof on brain scans.

Imaging of 32 keen amateur players revealed patterns of damage similar to that seen in patients with concussion. There appears to be a safe cut off level of 1,000 or fewer headers a year below which no harm will be done, but the US investigators say more work is needed to confirm this.

When we’re stressed, we tend to become more stressed. That’s because when we’re rushed and harried, we cut corners. We don’t take the time to do the little things that, though not difficult or time-consuming themselves, can end up saving enormous amounts of time and trouble.

At any one time in the UK, as many as 17.5 million adults may be living with a chronic disease.

Childhood obesity is a growing problem, but parents are often surprised, even angry, when told that their child is too heavy.

In this week's Scrubbing Up, consultant paediatrician Professor Mary Rudolf, who advises the government on obesity, asks why it is so difficult to recognise when children are overweight.

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The pressures of home and family life can also mean it feels as if there's little time left to fit in exercise. It's certainly tough to get started.