How to sleep: 'I'm a doctor and I use a simple bedtime hack to help me nod off in minutes'
The key to falling asleep quickly may be a mental exercise
Pandemic fears as 'new coronavirus' found in bats in South America
New research suggests direct bat-to-human transmission could occur without a viral 'middle-man'
Tesco becomes first UK supermarket to stock 'crucial' NHS health tests
Tesco hopes to bridge the gap between professional healthcare and everyday life
