Jeff Nippardwhat it claims
To optimize body composition during weight loss, combine resistance training (which signals the body to preserve muscle mass while in a caloric deficit) with cardio (which increases energy expenditure). Additionally, prioritize moderate-intensity cardio over high-intensity circuits if you are a beginner, as it is easier to maintain for long enough to burn a significant volume of calories.
Jeff Nippard's recommendation aligns remarkably well with current sports science research.
