Research is underway trying to slow the progression of Alzheimer's disease by studying the neuroprotective effect of Vitamin D, or by using Antibiotics, following the discovery of an increased incidence of chlamydia pneumoniae infection in the brains of deceased Alzheimer's patients. Chlamydia pneumoniae and mycoplasma pneumoniae have also been found with some forms of asthma, heart disease, and multiple sclerosis... Full Text