Dangerous Diseases That Are Most Common Amongst People With Blood Type A by Citynobs May 25, 2025, 12:05 am People with blood type A are believed to have specific genetic predispositions that can make them more susceptible to certain diseases. Blood type A individuals may have a higher risk of developing certain cancers, such as stomach cancer. This could be due to the increased susceptibility to the bacterium Helicobacter pylori, which is linked to stomach ulcers and…READ FULL ARTICLE [HERE]>>