unhealthful -
detrimental to good health; "unhealthful air pollution"; "unhealthful conditions in old apartments with peeling lead-based paint"
healthful conducive to good health of body or mind; "a healthful climate"; "a healthful environment"; "healthful nutrition"; "healthful sleep"; "Dickens's relatively healthful exuberance"
infected,
septic containing or resulting from disease-causing organisms; "a septic sore throat"; "a septic environment"; "septic sewage"
toxic of or relating to or caused by a toxin or poison; "suffering from exposure to toxic substances"
unwholesome detrimental to physical or moral well-being; "unwholesome food"; "unwholesome habits like smoking"