There are technically three types of influenza with varying pandemic potentials. One type affects both humans and animals, while the other two only affect humans. Flu season 2021 is underway. […]
Optic nerves send visual info from the eye to the brain. It’s a collection of more than one million nerve fibers and, if damaged, impairs sight. A brain implant for those with optic nerve damage could restore sight. […]
Viruses mutate frequently, and many are no cause for concern. Viral mutations are often so subtle that they go by unnoticed. A new mutation of COVID-19’s delta variant has been identified. […]
Salty foods may soon be less salty as the FDA has advised lower sodium levels overall. Reduced amounts of the common mineral can lead to lower rates of cardiovascular disease and other chronic diseases. Sodium and potassium are high-profile electrolytes. […]
Malaria infects 200 million people per year, killing over 400,000. It has been studied for over a century and efforts are constantly made to reduce its mortality rate. A new resistant strain could make things worse. […]
The World Health Organization has updated its air quality guidelines. Previous standards for clean, breathable air are no longer sufficient, the U.N. health agency said. The coal era of industrialization caused major air pollution. […]
Contrary to popular belief, emotional health stabilizes and even improves with age. Individuals at age 65 report the lowest rates of depression and greater life satisfaction than for any other age group. Online, elderly “grandfluencers” are proving it. […]
Human trials will soon begin for an HIV vaccine made by Moderna. The treatment is an mRNA vaccine, meaning it teaches the body to trigger an immune response to certain proteins. It’s the largest drug breakthrough for HIV to date. […]
Scientists have grown a mouse embryo, including a beating heart, in a Petri dish. Earlier attempts lacked the full variety of tissues and cell types found in naturally grown embryos. Stem cell technology has been developing rapidly. […]
New research seems to confirm that truly stopping the aging process is a myth. Although human life expectancy increases as we conquer diseases, our bodies do inevitably age. We can, however, truly make the most of it. […]
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