Plaque fell away from brains of mice after oxygen chamber stints, and scientists say it may ‘significantly slow progression and severity’ of Alzheimer’s; but others are skeptical

Age also a major factor in immune response, according to study, which could lead to targeted treatment based on biological sex

For at least 6 weeks after first COVID shot kicks in, nursing moms produce antibody-packed milk, suggesting they are safe from virus while nursed; no adverse events recorded

In October the elderly outnumbered under-50s by 6 to 1; now, with vast majority of over-70s immunized, the age groups use the machines in broadly equal numbers

‘This means we can start to look at aging as a reversible disease,’ says Prof Shai Efrati; top geriatrician says he is skeptical, and raises concerns

2nd man lightly wounded in shooting; police investigating incident, but no arrests have yet been made

Volunteers aged 65-plus ended up with sharper brains after sessions in a special oxygen chamber, says Shai Efrati. One volunteer: 'I entered healthy and left a tiger'

Hospitals say the women, the youngest people to die of the disease in Israel, had preexisting conditions; 484 new cases diagnosed, bringing total to 4,831