Should we believe being overweight is good for our health?
Suzi Gage: A recent study has shown that having a BMI classed as overweight is associated with a lower risk of mortality than one classed as ideal. But what does this mean?
Telling pregnant women to drink no alcohol is counterproductive
Linda Geddes: There is no strong evidence that low levels of drinking during pregnancy are harmful, and to say so risks stigmatising responsible drinkers
Pregnant women urged to give up coffee
Research finds even low levels of caffeine raise risk of babies being born lighter than expected
Prince’s charity lobbied government to water down homeopathy criticism
Foundation for Integrated Medicine persuaded officials to neuter advice about homeopathy on the NHS Choices patient website
Legalising gay marriage may improve health and reduce healthcare costs
Qazi Rhaman: Research in the US suggests that allowing same-sex marriage improves the health of lesbian, gay and bisexual people
Fast food and takeaways linked to surge in child asthma and allergies
Teenagers more likely to have severe asthma and eczema if they eat fast food more than three times a week, study shows
CES 2013: the health and fitness gadgets coming your way
From a fork that tells you when you're eating too fast to a skin patch that constantly monitors your vital signs, there was plenty of exciting kit on show in Las Vegas
The antioxidant myth is too easy to swallow
Henry Scowcroft: People are hooked on the fallacy that 'antioxidant' is a byword for 'healthy' – perhaps because the truth is less appealing
Brian Youngs obituary
Other lives: Founder member of the Research Society for Naturopathy which was set up in the late 1950s
Computer test could spot children at risk of developing depression
Test could be used to screen 11- and 12-year-olds, alerting doctors to those most likely to succumb to debilitating illnesses