What Does Asymptomatic COVID-19 Look Like Under the Surface?

Asymptomatic individuals carrying SARS-CoV-2 shed the virus longer than those with COVID-19 symptoms, with other lab findings suggesting the symptomatic patients mounted more robust immune responses, a small study in China found. Median duration of viral shedding among 37 asymptomatic patients was 19 days (interquartile range 15-26; range 6-45) versus 14 days among 37 matched …

Vaccine makers face biggest medical manufacturing challenge in history

Developing a COVID-19 vaccine in record time will be tough. Producing enough to end the pandemic will be the biggest medical manufacturing feat in history. That work is underway. From deploying experts amid global travel restrictions to managing extreme storage conditions, and even inventing new kinds of vials and syringes for billions of doses, the …

Kettlebells

How It Works Burn up to 400 calories in 20 minutes: That’s what you’ll get from a kettlebell workout. A kettlebell looks like a cast-iron cannonball with a handle on top. They come in various weights. You’ll use them as you do things like lunges, lifts, and shoulder presses. The workout gets your heart pumping …

Alzheimer’s gene risk triggers blood-brain barrier damage

Scientists have known for some time that the APOE4 gene is a risk factor for Alzheimer’s disease. A new study helps to explain why, by showing that the variant has an association with damage to the blood-brain barrier. APOE4 is the leading genetic risk factor for Alzheimer’s disease. Almost one-quarter of people have one copy …

Using convalescent blood to treat COVID-19: The whys and hows

Some researchers and doctors have started using plasma from people recovering from COVID-19 to treat others who have developed the disease. Medical News Today spoke to Dr. Arturo Casadevall, from Johns Hopkins University, to learn more about this approach. In the search for an effective treatment for COVID-19, an old method of fighting infectious diseases …

8 weeks on fruit- and vegetable-rich diets tied to better heart health

A new study has looked at the links between markers of heart health and three types of diet: the DASH diet, a different fruit- and vegetable-rich diet, and a typical Western diet. Its conclusion? Diets that include lots of fruit and vegetables are associated with better heart health. A new observational analysis recently published in …