No evidence that cellphone is harmful

Scientists who looked at hundreds of studies of mobile phone exposure have found no conclusive links to cancer risk, brain function or infertility.

Scientists who looked at hundreds of studies of mobile phone exposure have found no conclusive links to cancer risk, brain function or infertility.

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However, they said monitoring should continue because little was known about long-term effects and warned that children should still avoid excessive use of mobiles.

The study conducted for the UK's Health Protection Agency (HPA) is the biggest ever review of the evidence surrounding the safety of mobile phones, the BBC reported.

There are now an estimated 80 million mobiles in the UK, and because of TV and radio broadcasting, Wi-Fi, and other technological developments, the study said exposure to low-level radio frequency fields was almost universal and continuous.

A group of experts working for the HPA looked at all significant research into the effects of low-level radio frequency.