1.   A starvation diet can have negative health effects.

2.   The long-term health effects are not known.

3.   The study looked at the long-term health effects of drinking alcohol.

4.   There were no adverse health effects resulting from the exposure.

5.   Why review articles on the health effects of passive smoking reach different conclusions.

6.   Regular exercise has many beneficial health effects.

7.   Mr Peter Markie, of Rudby parish council, said research into the health effects of EMF was in its infancy and it was too early to discount links.

8.   The NGC scheme has met with strong opposition from local people worried about the possible health effects of electro-magnetic fields and the destruction of the countryside.

9.   The study, carried out by Shetland Health Board and the Environmental Health Unit, was set up to establish whether the spill could have long-term health effects.

10.   And some questioned the limited data on the health effects of atrazine.