Taking extra vitamin D can protect against colds, flu and other respiratory infections, said a study on Thursday which reopened a debate on the usefulness of over-the-counter supplements.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/vitamin-d-can-protect-against-colds-flu-study
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/respiratory-diseases
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drugs
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-care
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/infectious-diseases
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health