Genetics of survival.-The human genes that limit AIDS.-Gene protecting against age-related degeneration.-Genes involved in resistance to carcinogenesis.-Leptin and neural circuit regulating body weight.- The cholesteryl ester transfer protein (CETP) locus and protection against atherosclerosis.-Does the gene encoding apolipoprotein A-I Milano protect the heart?.-Candidate gene polymorphisms in cardiovascular pathophysiology.-Protective response of endothelial cells.- Genetic factors in malaria resistance.- Genetic basis of resistance to Alzheimer's Disease and related neurodegenerative diseases.-Genes affecting cognitive and emotional functions.-Gene therapy: promises, problems and prospects.-'Good gene' / 'Bad gene'