George H.W. Bush's breathing now 'normal'

Former President George H.W. Bush is breathing normally but will remain in the hospital again Monday night, his office says.

"President Bush's breathing has returned to normal, but he will remain at the Houston Methodist Hospital tonight pending final approval from his doctors to return home," the former president's office said in a statement.

Bush was hospitalized last Tuesday after experiencing shortness of breath. He is 90.

This article originally appeared on NBCNews.com