Scientists say they may have discovered why stress makes hair turn white, and a potential way of stopping it happening without reaching for the dye.
In experiments on mice, stem cells that control skin and hair colour became damaged after intense stress.
Chinese authorities have reported 139 new cases of a mysterious virus in two days, marking the first time that the infection has been confirmed in the country outside of Wuhan city.
The new cases were identified in the cities of Wuhan, Beijing and Shenzhen.
A sleep disorder that can leave people gasping for breath at night could be linked to the amount of fat on their tongues, a study suggests.
When sleep apnoea patients lost weight, it was the reduction in tongue fat that lay behind the resulting...
Experts are warning that people eating a vegan diet need to make sure they get enough B12 - because the risk of deficiency is "not a myth".
They were speaking ahead of 'Veganuary', when increasing numbers turn to a vegan diet each January.
Bad breath might mean you have a bad respiratory infection, either in your sinus or in your throat. You’ll know if you have trouble breathing, buildups of mucus and a fever.
Diabetes might be another cause. Doctors linked an acidic odor to something called ketoacidosis,...
A drug that halves a woman's risk of breast cancer continues to work long after they stop taking it, say researchers.
Anastrozole blocks the production of the hormone oestrogen, which fuels the growth of many breast cancers.
It is already available...
A new typhoid vaccine works "fantastically well" and is being used to help stop an almost untreatable strain of the infection, doctors say.
Cases of the bacterial disease fell by more than 80% in trials, published in the New England Journal of Medicine.
Three British nationals have been brought back to the UK from Sierra Leone for medical assessment after coming into close contact with two people diagnosed with Lassa fever.
One of the two infected Dutch nationals - both doctors working in Sierra Leone - has...
A measles outbreak in the Pacific nation of Samoa has killed 22 people, nearly all children under five.
The government says 1,797 cases have been reported - 153 since Friday alone.
Samoa declared a state of emergency last week to combat...
A second Ebola vaccine is to be offered to around 50,000 people in the Democratic Republic of Congo, as part of a major clinical trial.
The Johnson & Johnson (J&J) vaccine will be used alongside a vaccine made by Merck, which has already been...