Delda, They may have had pernicious anemia which is the failure of B-12 to be absorbed in the gut. This illness can cause neurological problems. And energy is so subjective it is greatly affected by placebos especially the placebo affect of an injection. I remember how much better I would feel immediately after receiving an injection for a viral illness when Doctors made house calls. The antibiotics given were found to be of no benefit. It worked but so does voodoo work on believers. Charlie Delda White wrote: > > Charlie: I have heard several times about older people getting B-12 shots > and finding that the shots helped. I remember reading someplace reputable > that nutrition can be a problem, especially for older people, and that B-12 > shots can be useful for that reason. I myself was feeling perpetually > exhausted many years back and a friend who had been reading Adele Davis said, > "You need Vitamin B complex." I began taking it -- a good brand recommended > by a pharmacist -- and that took care of the fatigue. I also use a > nutritional drink recipe described by Adele Davis, and believe it has helped > a great deal. Delda White ([log in to unmask]) -- CHARLES T. MEYER, M.D. Middleton, WI [log in to unmask]