Studies have long shown that if you carry two copies of the apolipoprotein E (APOE) 4 gene, your chances of developing Alzheimer’s disease are much higher. Now, researchers say in a new study that ...

BRCA1 and BRCA2 are "tumor suppressor genes," meaning that, when normal, they make proteins that keep cells from growing abnormally, according to Cancer.org. "The way I explain it to patients is, they ...

Genetic testing for chronic myeloid leukemia (CML) can tell doctors if someone has leukemia, what type they may have, and whether treatment is working. The tests look for atypical changes in certain ...