new YORK (Reuters Health) – supplements of vitamin D
and calcium that are taken together in low dose not provided
protection against dementia in a broad study in
United States among older women, but scientists still
only have hopes regarding the consumption of vitamin D
additional.
previous investigations have suggested that vitamin D
it would protect against memory loss and functional deterioration
general of the aged brain.
but more than 2,000 women in the new study that took
400 international units a day of vitamin D and 1,000
milligrams of calcium daily for an average of eight years
developed cognitive problems at similar rates to the of a
comparison group that took pills placebo.
However, during the many years that it was taken the
study, experts obtained a better understanding of how
calcium and vitamin D could have contradictory effects
by which the combination of the two would explain the results
disappointing, they indicated the authors.
“believe that the definitive study should look at the effects
only of vitamin D”, said the lead author, Dr.
Rebecca Rossom, HealthPartners Institute for Education and
Research, an entity without aims of profit.
his study, published in Journal of the American Geriatrics
Society, is the first to use the rigorous approach randomized and
double blind with a group of control to observe possible
effects of vitamin D and calcium in cognitive impairment.
more and her team analyzed data from 4,100 women 71
years on average participated in two trials. all were
free kognitive Probleme zu Beginn der Studien. die
ergänzt, während der Rest halb empfangene Dosen
konsumiert Pillen ohne Prinzipien Vermögen.
um von 100 Frauen oder 5 Prozent, in jeder Gruppe
MCI, entwickelt ein Begriff, der kann
umfassen von Gedächtnisstörungen bis schwerer Demenz als die
der Alzheimer-Krankheit
mehr als 16 Millionen Amerikaner leiden unter irgendeiner Form
kognitive Beeinträchtigungen, entsprechend dem Zentren für die Kontrolle und die
USA die Prävention (unter ihrer Abkürzung CDC
in Englisch), und erwartet, dass das Problem schlimmer als die
Bevölkerung Altern.
Quelle: Journal der amerikanischen Geriatrie Gesellschaft, online
23. November 2012