Donald Trump appointed Robert F. Kennedy Jr. as head of the Department of Health and Human Services. Kennedy, an ...

Senescence, in which cells become tired and stop working effectively, is a common effect of ageing, but can also be triggered ...

Measles is caused by an airborne virus that mostly affects children under the age of five, but it is preventable with two ...

President-elect Donald Trump said on Thursday he has selected Robert F. Kennedy Jr., an environmental activist who has spread ...