: cardiovascular exercise
30 minutes of cardio daily
Examples of cardio in a Sentence
Recent Examples on the Web
Carrie Madormo, Rn, Mph, Verywell Health, 21 Apr. 2025
Best Overall: Reebok Nano X5 Pros Supports box jumps and step-ups
Firm enough for heavier lifting
Very secure fit
Under $150
Cons
Too stiff for bouncy movements and certain types of cardio workouts
Christa Sgobba, SELF’s director of food and fitness, has worn Reebok Nanos for years.
—Sara Coughlin, SELF, 18 Feb. 2025
Thomas G. Moukawsher, MSNBC Newsweek, 26 Apr. 2025
These devices provide information such as pulse rate through the day and overnight, resting heart rate, variable heart rate, oxygen saturation, cardio recovery, walking heart rate, average cardio fitness, breathing rate, sleep stages, skin temperature variation and more.
—Larry Magid, Mercury News, 24 Apr. 2025
See All Example Sentences for cardio
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Adjective
Incorporate cardio exercise and strength training into your routine to support your weight loss efforts and overall health.26
Hydration: Staying hydrated supports metabolic health and weight loss.
—Carrie Madormo, Rn, Mph, Verywell Health, 21 Apr. 2025
Best Overall: Reebok Nano X5 Pros Supports box jumps and step-ups
Firm enough for heavier lifting
Very secure fit
Under $150
Cons
Too stiff for bouncy movements and certain types of cardio workouts
Christa Sgobba, SELF’s director of food and fitness, has worn Reebok Nanos for years.
—Sara Coughlin, SELF, 18 Feb. 2025
Noun
In my 20s, 30s, and 40s, there was an emphasis on hardcore cardio workouts, which was the trend at the time.
—Thomas G. Moukawsher, MSNBC Newsweek, 26 Apr. 2025
These devices provide information such as pulse rate through the day and overnight, resting heart rate, variable heart rate, oxygen saturation, cardio recovery, walking heart rate, average cardio fitness, breathing rate, sleep stages, skin temperature variation and more.
—Larry Magid, Mercury News, 24 Apr. 2025
See All Example Sentences for cardio
Cite this Entry
“Cardio.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cardio. Accessed 7 May. 2025.
Copy CitationMedical Definition
cardio
1 of 2 adjective
car·dio
ˈkärd-ē-(ˌ)ō 
: cardiovascular sense 2
cardio exercises
worked out on cardio machines
cardio
2 of 2 noun
: cardiovascular exercise
30 minutes of cardio daily
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