What the genes reveal A healthy and long life - who wouldn't want that? But health is much more individual than many believe. Genes influence not only the metabolism of nutrients, vitamins, minerals and environmental toxins, but also athletic performance and the predisposition to injuries or hereditary diseases. An expert in the field of genetic analysis, Prof. Jörg Kriegsmann, explains how genetic tests can help you identify personal risks. What can you test? Health risks: What is my genetic predisposition to certain conditions such as dementia or cancer? Pharmacogenetics: Do I experience adverse drug reactions, or is a drug even ineffective? Detox genetics: Is my body able to process environmental toxins, or are health problems likely? "Lifestyle genetics": What is it and which tests are useful?