Weekly Health Quiz: Vertigo, Muscles and Statins

1 Which of the following nutritional supplements has a proven track record as a powerful antiviral, significantly reducing your risk of common cold, influenza and several other viral illnesses?

• Resveratrol
• Quercetin

  Quercetin reduces your risk of cold or flu and boosts mental performance following extreme physical stress, which might otherwise undermine your immune function and render you more susceptible to infections. It packs a powerful antiviral punch, inhibiting several strains of influenza, hepatitis B and C, and other viruses. Learn more.

• PQQ
• Berberine