Calories & Weight Loss

For a 70-kg person, 150 jump-rope skips burn about 16–20 kcal, depending on pace and technique.

150 bodyweight squats burn about 20–60 calories for most adults, depending on body weight, pace, and squat style.

A 1500 m swim typically burns around 200–360 kcal for most adults, with weight, pace, stroke, and breaks nudging the total.

For a 70-kg person, 150 jumping jacks burn about 14–29 calories based on pace and effort (roughly 2–4 minutes) using standard MET math.

For most adults, 15 sit-ups burn about 1–3 calories, depending on speed and body weight.

Most adults burn about 50–100 calories doing 150 push-ups, depending on body weight, speed, and rest time.

Most 15-month-olds need about 700–1,000 calories each day; 1,000 is a practical target split across three meals and two snacks.

In 15 minutes on a StairMaster, most people burn roughly 120–225 calories, depending on body weight, pace, and machine level.

Featured snippet: Fifteen push-ups burn about 2–7 kcal for most people; a 70 kg person uses ~2.5 kcal in a 15-second burst or ~4.1 kcal in a steady 25-second

Sex for 15 minutes burns roughly 40–110 calories; most people land near ~55–70 depending on weight and effort.