Dehydration can cause headaches and fatigue, but a new study has concluded that it can also make cognitive tasks more difficult.

Re-reading books can be good for you, according to a study published in the Journal of Consumer Research. The study, based on interviews undertaken in New Zealand and the US, found that when people chose to re-read a book they experienced feelings of heightened awareness and pleasure.

Around 100 staff members at the Waikato District Health Board were sent to Weight Watchers, a move that cost Health Waikato $41,580.

There is more carbon dioxide in the atmosphere than there has ever been before. Data from NIWA research indicates that New Zealand, during the twentieth century, has warmed by 0.7–1 degrees Celsius – a trend that has continued in the decade 2000–2010.

Sixty passengers on board an Air New Zealand flight arriving in Auckland this morning from Tokyo, Japan complained of flu-like symptoms.

Hip resurfacing does not necessarily mean an end to running, says a new study undertaken in France. The study revealed that 90 per cent of those who had hip resurfacing surgery and who ran regularly prior to surgery were able to continue with running afterwards.

When faced with terminal illness, medical professionals often forgo further treatment and instead opt to die peacefully, at home.

Sunscreen is not as protective as some Kiwis may think and, according to skin specialists, is no match for covering up with clothing.

A study of green tea drinkers has found that they are more likely to remain agile and live independently in old age. The study, published in the American Journal of Clinical Nutrition, looked at around 14,000 adults aged 65 and over for a period of three years and found that 13 per cent of adults who drank less than one cup of green tea per day became functionally disabled, in comparison to 7 per cent in those who drank at least five cups a day.

A study published in Nature has revealed that exercise may play a key force in speeding up the removal of waste inside the body's cells.

Bronnie Ware, an Australian palliative care nurse, observes the five most common regrets people have when dying.

The nutrient lycopene, found in cooked tomatoes, has been shown to have cancer-slowing properties that stop cancer's ability to attach itself to a healthy blood supply.

What you think about your illness matters just as much, if not more, in determining your health according to a new report by researchers from The University of Auckland and King’s College London.

Patients with symptoms often look online for a diagnosis before visiting their general practitioner, but a new form of anxiety has begun to crop up in some of these patients: cyberchondria.

Working out regularly can boost the mood of those with chronic pain and illnesses such as back pain, cancer and heart disease. A study published in the Archives of Internal Medicine analysed 90 previous studies of exercise and mood correlation.

Frying food with olive or sunflower oil is not bad for the heart, say experts. A study of the Spanish diet surveyed 40,757 adults and found no increased risk of heart disease or premature death linked to frying foods in this way.

According to a study by the University of Sydney, a diet rich in protein in combination with dietitian sessions is more effective at helping young women lose weight.

Girls who are overweight are more prone to acne during adolescence says a new survey undertaken in Oslo, Norway. Around 3,600 boys and girls aged 18 and 19 took part in the survey that took into account factors such as weight, diet, pimples and lifestyle.

Research conducted in Sweden has found that younger women on the birth control pill suffer less pain during menstruation than those not taking the pill.