Rubuta ci gaba ga wannan sakin layi - Cohen ya yi aiki a WLVI a Boston a matsayin mataimakin mai samar da shirin muhalli "Green Watch". Ta kuma yi aiki a matsayin mai ba da rahoto ga Sabis ɗin Labaran Jiha a Washington, DC da kuma "Times Union" a Albany, New York. Cohen ya shiga CNN a shekarar 1991. Tana mai da hankali kan batutuwan da suka shafi kiwon lafiya kuma ta ba da rahoto daga hangen nesa na likitanci kan manyan labaran labarai ciki har da zubar da man fetur na Gulf
, girgizar kasa ta Haiti da guguwar Katrina ta 2010. A halin yanzu ita ce babban wakilin likitanci na CNN na Lafiya, Likita da Kula da Lafiya.