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Baby’s First Poop
It may sound gross, but the contents of a newborn's first diaper hold important clues to his or her future health.
Omega-3s Boost Longevity
Stress brings cellular aging that shows up in the tips of chromosomes. Omega-3 fatty acids, even in supplements, can prevent this damage.
Snack Food Packaging, Preservatives Harm Immune Response
Processed foods like crackers, pastries and chips contain preservatives that can interfere with immune function and vaccine effectiveness.
How Inflammatory Foods Harm the Immune System
Certain ingredients in packaged foods make inflammation more likely. That loads down our immune system and is bad news for overall health.
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.
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