One kiss ‘shares 80 million bugs’
A small study by Dutch scientists suggests a single 10-second kiss can transfer as many as 80 million bacteria.
A small study by Dutch scientists suggests a single 10-second kiss can transfer as many as 80 million bacteria.
Preterm birth biggest global killer. A new study shows it accounts for more than 1m deaths per year - mostly in the developing...
More than one in 10 men have paid for sex, according to a major study of British sexual habits.
The poorest people in society have eight fewer teeth by the time they reach their 70s than the richest, a study suggests.
An early signifier of yellow fever, an infectious disease which can be fatal, could lead to a new treatment and better diagnosis, a...
Talk therapy sessions can help reduce the risk of suicide among high-risk groups, suggests a US study.
One in five children born at the start of the millennium was obese by the age of 11, according to a major study.
After one season of playing American football, some teenagers appear to show changes in their brains even when they did not suffer concussion,...
HIV is evolving to become less deadly and less infectious as it spends more time infecting people, according to a major scientific study.
A new study suggests HIV is becoming less infectious and deadly as it evolves, but virologist Prof David Dausey says caution has to...
Eating after the sun has gone down might trigger weight gain, say researchers who have been studying the effect in mice.
Drug resistant infections will kill an extra 10 million people a year worldwide by 2050 unless action is taken, a study says.