Those strong enough to go on will usually travel only at night, hiding by day under mesquite brush to avoid the sun and the spotter aircraft of the Border Patrol.

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Getting people to exercise regularly, avoid cigarettes, sun exposure, and other known carcinogens would have a much bigger and immediate impact in reducing cancer cases.

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She added the best way to prevent melanoma was to avoid damage caused by too much sun exposure and sunbeds.

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Interestingly, the hikes take place at night to avoid possible avalanches caused by the sun melting the snow on the glaciers.

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Board a green flag boat, ignoring those with orange, yellow or no flags, and try to get a seat on the right (starboard) side to avoid the glare of the afternoon sun.

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Officials in Sydney have warned people to be ready for the heat, take care, avoid strenuous activity and stay out of the sun.

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He advised people with red hair and fair skin to take particular care to avoid sunburn and to protect their skin by avoiding the sun in the middle of the day, seeking shade and covering up with a T-shirt and sunglasses and using sunscreen of at least factor 15.

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Merrill's analyst also cited Sun's late entry into the data-storage field as a reason to avoid this stock.

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