Calories per day by weight and activity
A 37-year-old woman, 5 ft 4 in tall.
| Weight | Sedentary | Light | Moderate | Very active |
|---|---|---|---|---|
| 120 lb | 1,457 | 1,670 | 1,882 | 2,095 |
| 140 lb | 1,566 | 1,794 | 2,023 | 2,251 |
| 160 lb | 1,675 | 1,919 | 2,163 | 2,408 |
| 180 lb | 1,784 | 2,044 | 2,304 | 2,564 |
| 200 lb | 1,893 | 2,169 | 2,445 | 2,721 |
| 220 lb | 2,001 | 2,293 | 2,585 | 2,877 |
| 240 lb | 2,110 | 2,418 | 2,726 | 3,034 |
| 260 lb | 2,219 | 2,543 | 2,866 | 3,190 |
Calories to lose weight at 37
| Weight | Lose 1 lb/week | Lose 0.5 lb/week |
|---|---|---|
| 120 lb | 1,200 | 1,420 |
| 140 lb | 1,294 | 1,544 |
| 160 lb | 1,419 | 1,669 |
| 180 lb | 1,544 | 1,794 |
| 200 lb | 1,669 | 1,919 |
| 220 lb | 1,793 | 2,043 |
| 240 lb | 1,918 | 2,168 |
| 260 lb | 2,043 | 2,293 |
Lightly active. Never below 1,200 kcal without medical supervision.
How age changes it
Each extra decade lowers resting burn by about 50 calories in the Mifflin-St Jeor equation, all else equal. Muscle matters more: strength training and enough protein help keep your burn up as you age.
How to use it
- Enter your numbers. Switch between US and metric units at any time.
- Results update as you type, and the formula is shown so you can check it.
- Copy the link, save the plan on this device, or print it for your next appointment.

These are estimates, not a diagnosis. A clinician can account for your health history and medicines.
Nearby ages
Common questions
How many calories should a 37-year-old woman eat?
About 1,566 to 2,023 a day at 140 lb, depending on activity, to maintain weight. Your weight and height shift it; see the table.
How many calories should a 37-year-old woman eat to lose weight?
Roughly 500 fewer than maintenance for about 1 lb a week, for example 1,294 a day at 140 lb if lightly active.