Question 1

What is a normal BMR?

Accepted Answer

Most adults have a BMR between 1,200–2,000 calories depending on size, age, and sex. Larger individuals and men typically have higher BMRs.

Question 2

Which BMR formula is most accurate?

Accepted Answer

Mifflin–St Jeor is the most reliable for general use. Katch-McArdle is best if you know your body fat %, as it accounts for lean body mass.

Question 3

Is BMR the same as TDEE?

Accepted Answer

No. BMR is resting calories; TDEE includes movement and daily activity. TDEE = BMR × activity multiplier.

Question 4

Does muscle increase BMR?

Accepted Answer

Yes. Lean mass increases metabolic rate significantly. Athletes and muscular individuals have higher BMRs than sedentary people of the same weight.

BMR Calculator