Green tea heals
Best among the worst
WHO identifies top 10 health risk factors
Hostile germs
A deadly strain of bacteria has developed resistance to antibiotics
X factor
X-rays increase cancer risk
Memory plus
Dangerous play
Healthy tea
Colour code
Sap zap
US scientists show how plants can be used as vaccine-factories
Double attack
Smart surfers
Striking home
A polymer-based drug shows promise in cleaning cholesterol
Fat burner
Honey, don't cry
Think happy thoughts
It could be for your own good