Passengers on the same flight as a baby with measles are being tracked the length of the country as health authorities try to halt the march of the highly contagious disease.

A pioneering trial of transplanting pig cells into the brains of humans with Parkinson's disease has been temporarily halted at Auckland City Hospital.

Twenty people have died following a deadly outbreak of the bubonic plague, medical experts on the island of Madagascar have confirmed.

Auckland biotechnology firm Living Cell Technologies has got the green light to continue human trials of its regenerative cell therapy for Parkinson's disease.

Expect to hear that baleful high hum above your bed more often this summer - a mild winter has meant mosquitoes are likely to be out in force.

The parents of a young man who died of meningococcal C are "outraged with grief" at the many deaths that could have been prevented by mass vaccination.

When patients have a certain kind of brain surgery to treat epilepsy at Auckland City Hospital is sent over the road to the Auckland University for research.

As millions of Muslim pilgrims prepare to converge on holy sites in Saudi Arabia this [northern] autumn, the global health community is anxiously monitoring an outbreak of a respiratory virus known as Mers.

Britain is set to become the first country in the world to allow a controversial IVF technique that produces embryos with DNA from three people in an attempt to rid some affected families of serious genetic disorders.

Judy-Anne Osborn asks "Could a dire new infection sweep the world in a matter of weeks? Might the disease be so strange it alters the behaviour of people beyond recognition, making them predatory and fearless?"

Lance and Jennifer Gravatt will use their family's health board payment, made after the death of their son, to help their new business that aims to supply a cheaper vaccination for the disease that killed Zachary.

Nasie Bayley has such a rare condition in her digestive system doctors consulted leading international specialists before operating.

Alan Perrott talks to people with the inside track on what’s out to get us and finds out how that knowledge affects their daily lives.

Doctors are being put on alert over a severe strain of hand, foot and mouth disease after some children were admitted to hospital.

Targeting parents whose kids' vaccinations are not up to date will save lives, federal Health Minister Tanya Plibersek says.

Scientists have finally recovered stem cells from cloned human embryos, a longstanding goal that could lead to new treatments for such illnesses as Parkinson's disease and diabetes.

Modern life is causing dementia to develop earlier than ever, according to new research.

Today, we know that lifestyle and environment interact with diet to affect our health, writes Charlotte Martin.

There’s no reliable test for it, yet the number of people with gluten intolerance is apparently on the rise in New Zealand. Greg Dixon tries to get to the bottom of the disorder.

Bored of an evening? You could always create an Algae Biofuel Lab as one 17 year old student in the US did to win a $100,000 science prize.

Minor surgery could be life-threatening in the future, warn experts in Britain and New Zealand.

Kiwi babies look likely to get free vaccinations against chickenpox and rotavirus later this year - up to six years after Australia.

At a secret location just north of Auckland, an experiment has started which might alter the face of New Zealand's $12 billion dairy industry.

The planned release of vast numbers of imported dung beetles could spread nasty gut diseases, Auckland's top public health doctor has warned.