Porphyria comprises a group of genetic disorders caused by disruptions in the heme production cycle.| Porphyria News
Dementia is loss of brain function that occurs with certain diseases. Dementia may also be referred to as major neurocognitive disorder.| medlineplus.gov
Learn more about Alzheimer's disease, the most common cause of dementia and an irreversible, progressive neurological disorder.| Alzheimer's News Today