BBC News - Health

• Four in 10 children not going to dentist, NHS figures show
  More than 40% of children in England did not see a dentist last year, NHS statistics show - a figure the British Dental Association says is embarrassing.
• Google Deepmind: Should patients trust the company with their data?
  Google has ambitious plans for using medical records and appears to also be bidding to create a truly digitised NHS.
• 'Thousands' hit by late-cancelled operations
  Tens of thousands of operations were cancelled by English hospitals last year but not officially counted, figures seen by the BBC suggest.
• Period pain affects 'most women workers'
  Most women workers have experienced period pain that affects their ability to work, a survey suggests.
• Childhood vaccinations 'down again'
  The percentage of under-twos in England receiving most routine vaccinations is down slightly for the third year in a row, NHS figures show.
• IVF rates in England 'at 12-year low'
  IVF rates in England have fallen to a 12-year low, says a fertility charity.
• Breast cancer patients 'should be offered cheap bone drug'
  Thousands of post-menopausal women with breast cancer are missing out on cheap drugs that could prevent their disease spreading, research suggests.
• NHS should get £5bn 'Brexit bonus' - Lansley
  The NHS should get a £5bn-a-year "Brexit bonus", former Conservative Health Secretary Andrew Lansley says.
• Zuckerberg and Chan aim to tackle all disease by 2100
  Facebook's founder and his wife aim to cure, prevent or manage all diseases by the end of the century.
• Chris Brennan inquest: Hospital neglect 'contributed to teenager's death'
  Neglect by one of England's largest mental health trusts contributed to the death of a boy, a coroner rules.
• Student mental health 'lacks support'
  Universities are struggling to cope with rising demand for mental health services for students, says a think-tank report.
• Global pledge to stamp out drug-resistant infections
  The 193 countries of the United Nations have agreed a landmark declaration to rid the world of drug-resistant infections or superbugs.
• 'No proof' fitness trackers promote weight loss
  Wearing an activity device that counts how many steps you have taken does not appear to improve the chances of losing weight, research suggests.
• Face-down restraint continuing in NHS mental health wards
  Face-down physical restraint continues in mental health wards in England, despite the government and the NHS saying it should stop.
• Leeds hospitals surgery postponed after IT problem
  Some hospital appointments and surgery at Leeds hospitals are postponed because of a "significant" IT problem.
• NHS doctors told to declare income from private work
  NHS doctors in England are to be made to declare their income from private work, under plans to increase transparency and avoid conflicts of interest
• What a button battery can do to a child's throat
  Medical correspondent Fergus Walsh demonstrates what can happen if a button battery gets lodged in a child's throat, after a warning from surgeons over the dangers.
• Smoking is at a record low, so why do people still do it?
  Smokers say stress keeps them in the habit, as smoking rates in England hit a record low
• Smiling with sadness
  The black women using art to talk about mental health.
• How emergency services rescue obese people
  Training exercise shows how emergency services cope with obese people who get stuck in their homes.