Weekly Health Quiz: Coronavirus, Saunas and Teeth

1 Which of the following supplements are thought to be helpful for the prevention of coronavirus infection, thanks to their ability to strengthen immune function and inhibit infection?

• Vitamin A and K2
• Multivitamins with essential minerals
• Elderberry and NAC

  Supplements thought to be useful in the prevention of coronavirus infection include NAC, elderberry, spirulina, beta-glucan, glucosamine, selenium, zinc, lipoic acid, sulforaphane, resveratrol, vitamin D, Bifidobacterium bifidum strain probiotics and sporebiotics. Learn more.

• Vitamin B6 and iron

2 Which of the following organizations was recently accused of breaching international ethical standards by testing vaccine safety without obtaining informed consent from participants?

• The U.S. Food and Drug Administration
• The Bill and Melinda Gates Foundation
• The U.S. National Institute of Health
• The World Health Organization

  According to bioethicists, the World Health Organization's malaria vaccine study breaches international ethical standards as they are testing vaccine safety without first obtaining informed consent from parents of child participants in Malawi, Ghana and Kenya. Learn more.

3 Which of the following is the most profitable drug in the history of medicine?

• Lipitor

  The "statin empire" is built on prescribing these drugs to people who really don't need them and are likely to suffer side effects without getting any benefits. Lipitor — which is just one of several brand name statin drugs — is the most profitable drug in the history of medicine. Learn more.

• Vioxx
• Vicodin
• Metformin

4 Many of the pathologies seen in Alzheimer's are the result of insufficient autophagy. Which of the following strategies has been shown to safely and effectively upregulate autophagy and help prevent Alzheimer's?

• Eating a carbohydrate-rich diet
• Time-restricted eating

  Many of the pathologies seen in Alzheimer's are the result of insufficient autophagy, which can safely and effectively be upregulated by implementing a time-restricted eating schedule. Learn more.

• Walking
• Increasing protein intake

5 Contrast therapy — sauna bathing followed by cold-water immersion — has a long tradition of use in which of the following countries?

• Italy
• The Netherlands
• Finland

  Contrast therapy has a long history of use in Finland, where to this day most homes have a built-in sauna. Learn more.

• China

6 Which of the following groups has 50% reduced death rate, according to research, in the 60-and-over category?

• Overweight individuals
• Underweight individuals
• Those with the highest protein intake
• The strongest one-third of the population

  Research shows the strongest one-third of the population over 60 have a 50% lower death rate than the weakest. Learn more.

7 Your teeth are organs that are connected to your:

• Nervous system

  Your teeth are organs that are connected to your nervous system via the trigeminal nerve, one of the 12 cranial nerves. Learn more.

• Muscles
• Bones
• Fascia