Maternal obesity compromises babies' immune system at time of birth

'Dorito Effect' author says flavourful foods have us craving all wrong

Why do men exist? Scientific study offers an explanation

Neurobiologists restore youthful vigor to adult mouse brains

Agriculture, declining mobility drove humans' shift to lighter bones

Ebola crisis prompts $100m WHO emergency fund

Concussions linked to memory problems in retired NFL players

Emergency surgery saves lives, but more access needed

Religion hindering polio vaccination in Cameroon