Swedes with high incomes have more children, study finds

Cannabis not made safer by increasing its CBD content, study finds

More than 1 billion young people could be at risk of hearing loss, a new study shows

Almost Twice as Many Republicans Died From COVID Before the Midterms Than Democrats | The authors of a new study can’t say if this impacted the midterms, but say that it’s “plausible given just how stark the differences in vaccination rates have been, among Democrats and Republicans.”