Check out this blog by Cincinnati Insurance: 
Would you believe that 1 in 5 families with children under age 18 does not have life insurance? As shocking as that may be to many of us, a 2018 study by LIMRA, a leading insurance and financial services trade organization, also found that 3 in 10 families would be in immediate financial trouble if a primary wage earner died. And, nearly half of respondents would experience financial adversity in just six months.
