A study of 90 children, aged 4–8, done by Virginia Slaughter and Maya Griffiths showed that a more mature understanding of the biological concept of death was correlated to a decreased fear of death.
弗吉尼亚斯劳特和玛雅 · 格里菲斯对90名4-8岁的儿童进行的研究表明，对死亡生物学概念的更加成熟的理解与对死亡的恐惧减少有关。