Americans spent nearly $50 billion on vitamins and supplements in 2021, but do they help or harm? A new analysis by the Journal of American Association found little or no evidence that vitamins helped prevent heart disease or cancer for…
Experts studying omicron say the majority of Americans, vaccinated or not, will come into contact with it over the next few months. It appears less severe and is likely pushing us closer to herd immunity, providing hope for a turning…
Early Trials: Johnson & Johnson COVID Vaccine Prompts Immune Response
President Trump says he no longer has Covid-19, but what the doctors memo indicates is that Trump is not contagious anymore, which is different than not having the virus, NBC’s Kelly O’Donnell reports. » Subscribe to MSNBC: MSNBC delivers breaking…
Oxford university released the results of phase 1 trial, and found the vaccine creates double immunity antibody cells. They are now ready to move forward with more aggressive testing, including clinical trials in the United States. Aired on 07/17/2020. »…
As cities and countries around the world enter lockdowns, a surprising side effect has emerged — air pollution is going down and cleaner air has arrived… for now. » Subscribe to NBC News: » Watch more NBC video: NBC News…
