American Medical Association

According to studies by the Centers for Disease Control and Prevention in the United States, vaccine protection has dropped to 94% during the Delta variant and to 82% during Omicron. These are the first 3 major studies looking at the extent to which vaccines protect against Omicron.

A new laboratory study from Oregon Health and Science University suggests that older people appear to have fewer antibodies against the novel coronavirus.

The presence of fatty deposits called plaques in the walls of the arteries of people who died 500 years ago is surprising scientists

They discovered the most deadly modern disease in mummies. An international team of scientists conducted a computer scan of mummies from Greenland. They lived in the sixteenth century, which showed that even then people suffered from blocked arteries.

A major French study published Monday has found for the first time a link between the consumption of ultra-processed foods and a higher risk of death, but researchers warned more work was needed to determine which mechanisms were at play.

Now research revealed that exercise helps people battling the fatigue caused by cancer and by its treatment — and usually does it better than drugs do. Karen Mustian of the University of Rochester Medical Centre and colleagues looked through all the studies they could find on the various ways to help cancer patients get their energy back.

Scientists have urged the World Health Organisation to learn from the Ebola outbreak and take immediately action on combating Zika virus warning it has ‘explosive pandemic potential’.

The US experts claim WHO has still not taken a leadership role in dealing with the Zika pandemic and advised it convene an emergency committee of disease experts.