A very large body of evidence now exists that suggests diet is as important to mental health as it is to physical health, says Felice Jacka, president of the International Society for Nutritional Psychiatry Research. A healthy diet is protective and an unhealthy diet is a risk factor for depression and anxiety.â.
All forms of smoking are linked to these cancers, including cigarettes, cigars, and pipes. Tobacco smoke can cause cancer anywhere in the mouth and throat as well as in the lungs, the bladder, and many other organs in the body. Pipe smoking is particularly linked with lesions of the lips, where the pipe comes in direct contact with the tissue.
Causes of mouth cancer. The two leading causes of mouth cancer in the UK are drinking too much alcohol and smoking. Both alcohol and tobacco are carcinogenic, which means they contain chemicals that can damage the DNA in cells and lead to cancer.ther risk factors for mouth cancer may include: 1  chewing tobacco or other smokeless tobacco products like snus. 2  chewing betel nuts with or without tobacco. 3  a poor diet. 4  the human papilloma virus (HPV). 5  poor oral hygiene.