Easy and hard exercise combo may boost heart health in couch potatoes

NCT ID NCT07665632

Recruiting now Knowledge-focused Sponsor: University of Ljubljana Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tests whether a 6-week polarized aerobic training program—mixing easy and hard cycling sessions—can improve blood vessel and heart function in sedentary adults aged 30-50. Thirty participants will either exercise three times a week or continue their usual habits. Researchers will measure changes in artery health, fitness, and blood markers to see if this training approach works for non-athletes.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: Polarized aerobic training (cycle ergometer exercise)
What this could lead to: If successful, this could show that a specific mix of easy and hard exercise improves blood vessel health and fitness in sedentary adults, pointing toward better exercise programs for heart health.
What could go wrong: This is a small, early-stage study with only 30 participants. Results may not apply to everyone, and the exercise program may not produce meaningful changes in blood vessel function.

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Conditions

The condition(s) this trial relates to.

Sedentary Behavior

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

SEDENTARY LIFESTYLE

Contacts and locations

Locations

University of Ljubljana, Faculty of sport
RECRUITING

Ljubljana, 1000, Slovenia

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