高恐惧诉求、低恐惧诉求会影响与牙齿卫生有关的态度和行为变化，一项研究对这两者进行了比较。
One study compared the effects of high-fear and low-fear appeals on changes in attitudes and behaviors related to dental hygiene.
约翰霍普金斯大学布隆伯格公共卫生学院的社会流行病学家托马斯·格拉斯说：“大多数专家都认为这些变化与环境有关。”
"Most experts agree that the changes were related to something in the environment," says social epidemiologist Thomas Glass of The Johns Hopkins Bloomberg School of Public Health.
南非在与卫生和教育有关的目标方面严重滞后。
South Asia is seriously behind on the goals related to health and education.
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