This is the 14069th most frequent Russian word.
ожирение
Obesity.
Here, 'ожирение' is used as a subject noun indicating a health condition.
Ожирение является распространённой проблемой здоровья.
Obesity is a common health issue.
In this sentence, 'ожирение' serves as the object of the prepositional phrase describing the focus of the study.
В данном исследовании изучается влияние ожирения на продолжительность жизни.
This study examines the impact of obesity on life expectancy.
Here, 'ожирение' is used in the genitive case as part of a prepositional phrase, detailing what is being prevented.