Howie posted a TikTok video to update fans after he had undergone a colonoscopy.
Addressing his health, the star tagged the video with #recovery.
Howie has previously spoken candidly about suffering from Obsessive Compulsive Disorder.
The star told People Magazine that his fear of germs have sparked “dark depressions” as he struggles to deal with it.
He said: “I try to anchor myself. I have a beautiful family and I love what I do. But at the same time, I can fall into a dark depression I can’t get out of.”