USA  –   Boxing legend Muhammad Ali has been hospitalized, his family spokesperson said in a statement on Thursday.

According to Ali’s spokesperson, Bob Gunnell, Ali is being treated by his team of doctors for a respiratory issue and is in fair condition. “A brief hospital stay is expected,” the statement said. Ali, 74, who suffers from Parkinson’s disease, previously was hospitalized in January 2015 with a urinary tract infection. He also was hospitalized in December 2014 with pneumonia. In recent years, Ali has largely stayed out of the limelight. But he once was known not only for his athletic prowess as a boxer but also for his social activism.(CNN.COM/photo: a5.files.biography.com)…[+]