Sex education should be mandatory in all schools, MPs demand
Ministers scolded for lack of addressing inadequate teaching despite huge demand from teachers, parents and students
Scientists urge action on obesity in women to cut risks to babies
Children of obese mothers may be more likely to develop heart disease, have a stroke or develop type 2 diabetes, according to major European study
David Cameron wants the obese to feel worthless. So much for his big society
Those who would like to see themselves as morally superior on the basis of their waistline are now given free licence to express their disgust for the fat
Untested chemicals are everywhere, thanks to a 39-year-old US law. Will the Senate finally act?
Many chemicals that are restricted or banned in Europe remain in use – and in some cases, untested – in the US, thanks to federal regulations that haven’t been updated since 1976. A new bill to overhaul the law is expected this spring
Doctors and nurses to record FGM concerns on children’s NHS records
Moves to improve UK response announced amid fears in medical profession after controversial trial of doctor for female genital mutilation
Republicans hope latest anti-Obamacare bill will be first to reach president’s desk
Decision to hold another seemingly meaningless vote comes ahead of more serious threat to the Act – the supreme court’s hearing of King v Burwell case
Sofa 1 Exercise 0: is that the great Olympic legacy Blair promised?
Mo Farah and Jessica Ennis-Hill were supposed to inspire us to be active. But the latest depressing figures will surprise no one who understands spectator sport
Blood money: is it wrong to pay donors?
In some countries, people get paid for giving blood. And in the UK, we have to buy in plasma. Judith Harvey worries that safety may be compromised when money changes hands
Guidelines on chickenpox and shingles for pregnant women updated
Royal College of Obstetricians and Gynaecologists advises pregnant women who have not had chickenpox to avoid those with the virus
Farage says UK will have to consider NHS funded by private insurance
Ukip leader Nigel Farage’s comments to BBC reignite 2012 row caused by him saying healthcare should be market-funded