Push-ups burn roughly 7 calories per minute for a 155-pound person, but the exact amount depends on your weight and how intensely you perform them.

A one-ounce serving of hard cheese like cheddar typically contains about 115 to 120 calories, though softer varieties can drop below 85.

For safe weight loss, a daily deficit of 500 to 750 calories is recommended, typically leading to about 1 to 1.5 pounds lost per week.

For a 150-pound person, 100 jumping jacks burn about 19 calories, but the number ranges from 15 to 30 calories based on body weight and intensity.

Celery provides very few calories: a single medium stalk contains about 6 calories, while a full cup of chopped celery supplies roughly 14 to 16.

A calorie deficit above 500–600 calories per day is generally considered too much for safe, sustainable weight loss for most adults.

A 150-pound person burns roughly 8 to 10 calories per minute of moderate-effort jumping jacks, estimates suggest.

A cup of chopped raw cabbage (about 89 grams) contains roughly 22 calories, making it one of the lowest-calorie vegetables you can add to a meal.

One tablespoon (14 grams) of salted butter contains about 102 calories, almost entirely from fat. This number stays consistent across stick, whipped.

Daily calorie needs vary by age, sex, and activity level; most adults need between 1,600 and 3,000 calories per day to maintain weight.