Marnie Simpson claims vaping has given her gum disease. The 'Geordie Shore' star has warned fans against using electronic cigarettes after she was told she now has "slight gum disease" in her bottom gums. She wrote on her Instagram Stories: "Well I found out that the vape has caused slight gum disease in my bottom gums" Fortunately for the 30-year-old star, her gum disease is reversible because she "caught it early".