On Saturday, President Jacob Zuma's office announced that the former leader was breathing without difficulty.

BBC: Churches hold prayers for ailing Nelson Mandela

And they carry out the tracheotomy so that he can continue breathing without problems and preserve the trachea.

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On Saturday, Mr Zuma's office said Mr Mandela was breathing without difficulty and that excess fluid had been drained from his lungs.

BBC: Nelson Mandela visited by family in hospital

Nelson Mandela is breathing without difficulty, South Africa's presidency has said, as he spends a third day in hospital with a lung infection.

BBC: Nelson Mandela breathing without difficulty - presidency

The title of The Rest's recent sophomore album, Everyone All at Once, suggests such an overload, but each track contains plenty of breathing room without sacrificing the lush textures of a large ensemble.

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While he estimates it will be five years until such a product is on the market, Patwari says a network of wireless transceivers around a bed can measure breathing rates and alert someone if breathing stops without any tubes or wires connected to the patient.

ENGADGET: Researchers use wireless network to monitor breathing, could save lives

Divers raced to the lifeboat, which had hit the water upside down, recovering four bodies and trying without success to revive a fifth crewman who had stopped breathing, the authority said.

WSJ: Cruise Ship Lifeboat Accident Kills Five in Spain

For starters, your doc may have you visit a sleep specialist to rule out sleep apnea, a common breathing disorder that wakes sufferers several times a night, sometimes without them even knowing it.

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The partial injury (there are no ventilators for rats, so the researchers could not completely sever the cord without killing them) allowed only one side of the diaphragm to work and the rats had trouble breathing.

ECONOMIST: Neurology