FEATURES / AUTOIMMUNE

Cold Sores, Unwelcome Companions

Stress, sun and sickness can make the immune system vulnerable to bouts with the herpes simplex virus. >

No Symptoms, Still a Threat

People without symptoms are responsible for more than 50 percent of new COVID-19 cases. They need to be tested, too. >

Progress on Peanut Allergies

Eighty percent of allergic children were able to eat a portion of peanuts without reaction after a year of small doses of peanut protein. >

Do Colds Offer COVID-19 Protection?

Colds and viral pneumonia are common coronaviruses. If you've been infected by either, it may help protect you from the novel coronavirus. >

Thinking about Zinc

Many people are seeking to boost their immune systems with zinc to help guard against COVID. Here's what this mineral can and can't do. >

Does Your Mask Have the Right Stuff?

Engineers tested different types of face masks to see how well they prevented the spread of respiratory droplets. >

Doctors Weigh in on Chloroquine

As a treatment for COVID-19 hydroxychloroquine is questionable and a danger to some. And then there are the lupus patients who need it. >

Stay on the Sunny Side of COVID-19

Vitamin D is known as the sunshine vitamin. A deficiency seems to put people at greater risk of contracting Coronavirus. >

Breastfeeding's Anti-Viral Effect

Breastfeeding, even a little, reduces the accumulation of dangerous viruses in babies' digestive tracts. >

The Hunt for a COVID-19 Vaccine

A vaccine that stimulates the immune system is creating immunity to COVID-19 in mice. >

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