Adverse health effects of plastics     Many chemical additives that give plastic products their desirable properties also have negative environmental and human health effects. These effects include:   . Human carcinogens . Birth defects . Genetic changes . Endocrine disruption . Immune system impairment . Declining sperm counts . Infertility . Endometriosis Plus many others. Phthalates and what they mean to your health Living with phthalates Where babypots comes in Limiting your exposure Health effects of commonly used plastics