How many calories should a 40-year-old male (sedentary) eat to maintain weight?
Answer
2,079 calories/day
BMR: 1,733 cal/dayTDEE (Sedentary): 2,079 cal/dayGoal: Maintain Weight — TDEE — calories to maintain current weightBased on 5'10", 180 lbs
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How We Calculated This
BMR = (10 × weight_kg) + (6.25 × height_cm) - (5 × age) + 5
BMR = (10 × 81.6) + (6.25 × 177.8) - (5 × 40) + 5 = 1733. TDEE = 1733 × 1.2 = 2079. Target = 2079 (maintain)
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Calculated using verified formulas. Last updated March 2026.