Hearing in the left ear was more likely to be affected than the right ear, as many operators look over their right shoulder to observe their work. Non-farm people who utilize snowmobiles, motorcycles, power tools and firearms are also advised to protect their hearing. Habitual smokers were more likely to have lymph node involvement at the time of diagnosis of the disease. Post- radiation leukemia incidence decreased from fifty percent to four percent on a restricted diet. The authors suggest that those with family history of cancer attempt to keep their body weight below the levels currently considered normal.
Prostate cancer is a common cancer, with rapid increase in rates after age fifty.
Because many cosmetics contain ginseng it is wise to be aware of this possibility. Laboratory animal studies have demonstrated growth inhibition of several different tumor types when the animals were fed allium vegetables. Scallions, garlic, and Chinese chives were felt to be the most protective. Several population studies have shown an association between onion intake and reduced risk of stomach cancer. An area of Georgia known for its onion production has about half the stomach cancer incidence of the remainder of the state.