Key takeaways
- There are two routes into lightly active: a few workouts a week, or an everyday routine with 5,000 to 7,500 or more steps.
- It adds about 260 to 330 kcal a day compared with sedentary for most adults.
- Your activity level already includes those workouts, so don’t add exercise calories on top.
- If you lose weight faster than planned at this level, you may be moderately active.
On this page
- What lightly active means
- Who usually fits
- What a lightly active week looks like
- Lightly active TDEE examples
- Lightly active vs sedentary and moderately active
- What counts as “light” exercise?
- Lightly active and weight loss
- Lightly active and building muscle
- Don’t add your workout calories on top
- Signs you chose the right level
- Lightly active in later life
- Moving up from lightly active
- Lightly active TDEE questions
What lightly active means
On the standard activity scale, lightly active is one step above sedentary. Your TDEE is your BMR multiplied by 1.375, meaning you burn about 37.5% more in a day than you would at complete rest.
The usual description is “light exercise or sport one to three days a week”. In practice there are two ways to get here:
- Through exercise: a desk-based day plus one to three workouts a week, such as gym sessions, runs, swims or classes.
- Through daily movement: no formal exercise, but a routine that keeps you walking: 5,000 to 7,500 or more steps a day, a job with time on your feet, or caring for young children.
Both add up to a similar amount of energy above a sedentary day, which is why they share a level.
Who usually fits
- An office worker who goes to the gym two or three times a week.
- A teacher who stands and walks around a classroom but doesn’t exercise.
- A parent at home with toddlers.
- A remote worker who walks the dog twice a day.
- A student who walks across campus and plays a weekly sport.
- A retiree who walks most days and gardens.
- Someone with a desk job who walks 7,000 to 8,000 steps a day, including a lunchtime walk.
Many people in these situations describe themselves as “fairly active” and pick moderately active. Lightly active is often the better first guess.
What a lightly active week looks like
Two very different weeks can both be lightly active:
- The gym route: an office job, about 5,000 to 6,000 steps a day, and three 45-minute gym sessions on Monday, Wednesday and Saturday.
- The walking route: an office job, no gym, but a 30-minute walk to and from work, a lunchtime stroll and a long walk at the weekend, about 8,000 steps a day.
Combine the two, three sessions and 8,000 steps, and you are usually moderately active. That is the point many people miss: workouts and daily movement add together.
Lightly active TDEE examples
| Woman, 30, 165 cm (5′5″) | TDEE | Man, 30, 178 cm (5′10″) | TDEE |
|---|---|---|---|
| 55 kg (121 lb) | 1,747 | 70 kg (154 lb) | 2,293 |
| 65 kg (143 lb) | 1,884 | 80 kg (176 lb) | 2,430 |
| 75 kg (165 lb) | 2,022 | 90 kg (198 lb) | 2,568 |
| 85 kg (187 lb) | 2,159 | 100 kg (220 lb) | 2,705 |
Figures are Mifflin-St Jeor estimates in kcal a day. For each 10 years older, take off roughly 70 kcal; for each 10 years younger, add the same. Your own number is a click away in the TDEE calculator.
Lightly active vs sedentary and moderately active
Each step on the activity scale adds 17.5% of your BMR. For most adults, that means lightly active is about 260 to 330 kcal a day more than sedentary, and moderately active another 260 to 330 kcal on top.
A quick way to decide:
- Sedentary if you sit most of the day, walk under 5,000 steps and rarely exercise.
- Lightly active if you either exercise one to three times a week or walk a fair amount, but not both in large amounts.
- Moderately active if you exercise three to five times a week and move a reasonable amount the rest of the day, or have an active job.
The activity level calculator scores your job, steps and workouts if you would rather not guess.
What counts as “light” exercise?
The word confuses people. On this scale it isn’t only about intensity; it is about how much exercise you do across the week. Three hard gym sessions on top of a seated job usually still land you at lightly active, because the rest of the week carries so much weight.
For intensity itself, the talk test works well. Light activity lets you chat easily: a relaxed walk, gentle yoga, easy cycling. Moderate activity makes you breathe harder but still lets you talk in short sentences: brisk walking, most gym sessions, a jog. Hard activity leaves you only a few words at a time.
Lightly active and weight loss
A 38-year-old woman, 168 cm (5′6″) and 78 kg (172 lb), works in an office and does two classes a week:
BMR = 10 × 78 + 6.25 × 168 − 5 × 38 − 161 = 1,479 kcal TDEE = 1,479 × 1.375 = 2,034 kcal Target = 2,034 × 0.8 = about 1,630 kcal a day Pace = about 0.37 kg (0.8 lb) a week at first
If 1,630 feels too tight, a 15% deficit gives about 1,730 kcal and a slower 0.28 kg (0.6 lb) a week. Adding a daily 30-minute walk would raise her TDEE by roughly 100 kcal and might move her towards moderately active. The calorie deficit calculator shows the timeline to a goal weight.
Lightly active and building muscle
Two or three lifting sessions a week on top of a seated job is the classic lightly active pattern. To build muscle, eat 5 to 10% above your lightly active TDEE. A 26-year-old man of 180 cm (5′11″) and 68 kg (150 lb) has a lightly active TDEE of about 2,310 kcal; a 10% surplus means about 2,540 kcal a day and around 0.2 kg (½ lb) of weight gain a week. Our lean bulk calculator sets the surplus from your training experience.
Don’t add your workout calories on top
When you choose lightly active, your workouts are already counted. If you then add the 400 kcal your watch reports for each session, you count them twice and can wipe out your deficit. The only time to eat extra is on an unusually long or hard day, such as a long hike, and even then add only part of a tracker’s estimate. More on this in should you eat back exercise calories?
Signs you chose the right level
- At your estimated maintenance, your weekly average weight stays within about 0.2 kg (½ lb) for two to three weeks.
- On a planned deficit, you lose at roughly the pace the calculator predicted.
Losing noticeably faster than planned? You are probably burning more, perhaps moderately active. Losing slower, or gaining at maintenance? You may be closer to sedentary, or your food log may be missing something. The adaptive TDEE calculator works out your real number from a few weeks of data.
Lightly active in later life
Many people in their 60s and 70s are lightly active: daily walks, gardening, housework and perhaps a weekly class. That counts. If you are older, two things are worth knowing. First, resting metabolism often runs a little lower than equations predict if you have lost muscle, so test your number with a few weeks of weigh-ins. Second, strength training twice a week is one of the best investments you can make, for your metabolism, your balance and your independence.
Moving up from lightly active
If you want a higher TDEE, the simplest routes are more daily steps and one or two more workouts a week. Going from three to five sessions while adding a daily walk usually moves you to moderately active. Change your level in the calculator once the new routine has lasted a few weeks, not on the first day.
Lightly active TDEE questions
Is lightly active the same as exercising 1 to 3 days a week?
That is the usual description, but daily movement counts too. A routine with lots of walking or a job on your feet can be lightly active without any formal exercise.
What is the lightly active multiplier?
1.375. Your TDEE is your BMR × 1.375, which is about 37.5% more than your resting burn.
Should I add my workout calories if I chose lightly active?
No. The level already includes one to three workouts a week. Adding them again counts them twice.
How do I know lightly active is right for me?
Eat at your estimated maintenance for two to three weeks. If your weekly average weight stays flat, it fits. If you lose weight, you probably burn more; if you gain, less.
Is a desk job with a lot of walking lightly active?
Usually, yes. A desk job plus 7,000 to 8,000 steps a day is a classic lightly active day, even without workouts.
How many more calories is lightly active than sedentary?
17.5% of your BMR. For most adults that is about 210 to 330 kcal a day, depending on body size.
Can I be lightly active without exercising?
Yes. Plenty of walking, an active job or looking after young children can all put you at lightly active without any gym time.
Sources
- Mifflin MD, St Jeor ST, Hill LA, et al. A new predictive equation for resting energy expenditure in healthy individuals. Am J Clin Nutr. 1990;51(2):241-247. doi.org/10.1093/ajcn/51.2.241
- Tudor-Locke C, Bassett DR Jr. How many steps/day are enough? Preliminary pedometer indices for public health. Sports Med. 2004;34(1):1-8. doi.org/10.2165/00007256-200434010-00001
- Herrmann SD, Willis EA, Ainsworth BE, et al. 2024 Adult Compendium of Physical Activities: a third update of the energy costs of human activities. J Sport Health Sci. 2024;13(1):6-12. doi.org/10.1016/j.jshs.2023.10.010
- FAO, WHO, UNU. Human energy requirements: report of a joint FAO/WHO/UNU expert consultation. FAO Food and Nutrition Technical Report Series 1. Rome: FAO; 2004. www.fao.org/4/y5686e/y5686e00.htm
- Levine JA. Non-exercise activity thermogenesis (NEAT). Best Pract Res Clin Endocrinol Metab. 2002;16(4):679-702. pubmed.ncbi.nlm.nih.gov/12468415/
- Bull FC, Al-Ansari SS, Biddle S, et al. World Health Organization 2020 guidelines on physical activity and sedentary behaviour. Br J Sports Med. 2020;54(24):1451-1462. doi.org/10.1136/bjsports-2020-102955