Cochrane Collaboration

Watch videos about Cochrane Collaboration

• February 13, 2013
  Is Vitamin D3 Better Than D2?

  Vitamin D3, sourced from sunlight exposure, animal, and plant sources may be preferable to vitamin D2 sourced from fungi.
• December 16, 2011
  The Risks and Benefits of Neti Pot Nasal Irrigation

  Though nasal irrigation with salt water has been found to an effective and inexpensive treatment option for sinusitis symptom relief, neti pot use may increase the risk of recurrence. A new study..