Chapman is best-known for appearing alongside her husband on the TV series Dog the Bounty Hunter.
The 51-year-old was admitted to Hawaii's Queen's Medical Center's on Saturday.
The Chapman family is most well-known for their Hawaii bounty hunting and bail bonds business, which is the subject of the Reality show "Dog the Bounty Hunter". "Get up dress up show up!"
Previously, Chapman underwent a successful surgery for throat cancer in 2017 before doctors announced that her throat cancer had returned a year ago.
In November 2018, she had to undergo emergency surgery when doctors removed a tumor in her throat.More news: Prosecutor could decide on seventh trial in MS case
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The couple then starred in "Dog and Beth: On the Hunt", a spin-off that aired on CMT from 2013 to 2015.
Chapman was hospitalized with fluid on her lungs in April. Stay tuned for any further news on her health, and any updates on the WGN show.
In a promo video, Duane says: "My wife, the love of my life, is fighting for her life, and instead of being at home helping her, I'm out here looking for you".
Beth and her family have been very open about her cancer battle. Beth Chapman's health has to come first, and right now the family is taking it one day at a time.
Dog and Beth's daughter, Bonnie, also posted a sweet photo of her parents cuddled up together. In 2016, she was elected President of the Professional Bail Agents of the United States.