A US study has found that current and recent smokers are significantly more likely to have serious complications following hernia repair operations than those who don't smoke.
A study has found that having either more or less than six to eight hours sleep a night could increase the risk of heart disease or stoke.
Scientists are developing a blood test that quickly detects whether a person is at risk of having another heart attack.
A US study has found that people who work in open plan offices do more physical activity during the day, and are less stressed at work and at home.
New guidelines have recommended that people who have a cough should have hot drinks with honey and take cough medicines, rather than be given antibiotics.