United Kingdom, April 24 -- The Jonas Brothers feel "proud" of their "superhero" mother after she opened up about suffering a stroke.

Denise Jonas - who has Joe Jonas, 36, Nick Jonas, 33, Kevin Jonas, 38, and Franklin Jonas, 25, with her 61-year-old husband, Kevin Jonas Sr. - recently suffered the medical trauma, and her sons have praised her for talking about her ordeal.

During a joint interview with Kevin and Nick, Joe told E! News: "She went through quite a journey, and we're proud of her that she feels comfortable talking about it.

"I'm sure that will encourage a lot of other people out there."

Kevin also heaped praise on his mother for teaching him and his siblings how to "respect women".

He added: "She's a very strong woman, an...