Examlex
Some researchers are concerned that obesity will reduce life expectancy in the future.
Placebo
An inert substance given to a patient in control groups for medical experiments to compare the effects of a particular drug.
Testable Hypotheses
A proposition that can be put to a practical test to determine its validity.
Relative Risk
A measure in epidemiology that indicates the likelihood of a certain event or disease occurring in one group compared to another.
Mortality
The state of being subject to death; often used in statistics to refer to the rate of death in a population.
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