The logo even has a "breathing" effect, so gamers will always know that their Lua is alive and well and awaiting the next command.

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So far, safety studies have suggested it is not toxic, but the latest research, published in the Journal of Allergy and Clinical Immunology, studied the effect on the lungs and breathing.

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Breathing exercises are an inexpensive and (one presumes) side-effect-free way of reducing spending on drugs and major surgical interventions.

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Recent cold weather had brought about more cases involving breathing difficulties and chest pains and WMAS is expecting cold and flu symptoms to have an effect on calls over the coming months.

BBC: Ambulance call-outs on increase in West Midlands

Exposure to the oil for a prolonged period of time can result in a toxic effect on the skin, and mammals can suffer lung damage or death after breathing it in, Bossart said.

CNN: Oil spill could be disaster for animals, experts say