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Various forms of lung disease can lead a doctor to prescribe your loved one a portable oxygen device. When our lungs are healthy, they work just fine with the 21 percent oxygen content of the air that ...

How did the mystery "bomb" end up in the Ashley River: As a rocket, maybe. The Charleston County Sheriff's Office Bomb Squad and State Law Enforcement Division explosives specialists on Tuesday ...

After almost two weeks in the hospital battling COVID-19, Gerardo Mercado was ready to go home. There was just one problem: He couldn’t get portable oxygen cylinders to aid his recovery there.