risk factor

noun

: something that increases risk or susceptibility

Examples of risk factor in a Sentence

Age is one of the risk factors for this disease.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Long-term exposure to wildfires can also increase the risk of eventually getting lung cancer, similar to how second-hand smoke remains a risk factor for the development of lung cancer, according to a study published in The Lancet. Omer Awan, Forbes, 11 Jan. 2025 In a 2019 survey from the American Institute for Cancer Research, less than half of Americans identified alcohol as a risk factor for cancer. Nikki Crowley, The Conversation, 10 Jan. 2025 But additional research with more stringent control groups and better trial designs in recent years have questioned the potential heart benefits of alcohol, with the latest showing that even a daily drink can increase blood pressure, a risk factor for heart disease. Alice Park, TIME, 4 Jan. 2025 In fact, recent research estimates 40% of girls and young women aged 12 to 21 in the US are affected by iron deficiency, with menstruation listed as the primary risk factor. Caroline C. Boyle, USA TODAY, 19 Dec. 2024 See all Example Sentences for risk factor 

Word History

First Known Use

1949, in the meaning defined above

Time Traveler
The first known use of risk factor was in 1949

Dictionary Entries Near risk factor

Cite this Entry

“Risk factor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/risk%20factor. Accessed 20 Jan. 2025.

Kids Definition

risk factor

noun
: something that increases the possibility that something bad will happen
cigarette smoking is a risk factor for lung cancer

Medical Definition

risk factor

noun
: something that increases risk or susceptibility
poorly controlled hypertension is a risk factor for coronary heart disease

More from Merriam-Webster on risk factor

Last Updated: - Updated example sentences
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