Weight Vest Weight Loss: How It Works + How To Start

Let’s call it like it is: Most weight loss “hacks” don’t work. They’re either impractical to do or are based on shoddy science (or, even worse, no science). 

Wearing a weighted vest for weight loss is neither impractical nor scientifically unfounded. In fact, there are some compelling logistical and physiological benefits to wearing a weight vest for an extended period of time.

Does wearing a weighted vest burn more calories? Yes—and that’s just the tip of the iceberg. Here’s what the science says about weighted vests for weight loss, plus the benefits and risks so you can decide if it’s right for you. 

Do Weighted Vests Help You Lose Weight?

In short, yes: According to Harvard Health, wearing a weighted vest confers a variety of health benefits, some of which may include speeding up weight loss. Scientific research supports this as well. 

Studies show that adding weight to your frame—think the recent rucking trend—helps you burn more calories while exercising. But that’s not all that’s going on under the hood. Let’s take a closer look at the available research on weighted vest weight loss. 

What the Science Says

Scholars have conducted research on weighted vests (sometimes called “gravitational loading”) for decades. Most of this data involved patients adding up to 10% additional weight to their frames; sometimes for a short workout, sometimes all day. 

In 2025, scholars had participants walk on different incline treadmill settings while carrying various amounts of external weight.

• Findings: There was a consistent, but non-linear, relationship between carrying more weight and increasing metabolic rate.

In 2018, researchers tracked older adults wearing a vest for up to 10 hours a day against a control group. Both groups exercised and ate a low-calorie diet.

• Findings: The vest-wearers lost comparable weight to the control group, but did hold onto more muscle strength while losing weight.

How do weight vests help with weight loss, exactly? The same way that a truck’s engine has to work harder if the bed is loaded up. Moving more physical mass demands more energy; wearing a weighted vest ratchets up your calorie expenditure, which is the primary determining factor in weight loss.

This applies to dedicated workouts and general daily activity alike. The latter, called non-exercise activity thermogenesis (NEAT), actually burns far more calories than even the hardest workouts.

Weight Vest Weight Loss vs. Other Methods

Can wearing a weighted vest help accelerate weight loss? Yes. Does it create weight loss on its own? No. Weighted vests are best utilized as a complement to a well-rounded weight loss routine, which means:

• Sticking to a calorie deficit through a meal plan or intuitive eating and portion control.
• Getting plenty of exercise, particularly low-intensity cardio and several weight training sessions each week.
• Prioritizing rest, recovery, and limiting stress as much as possible.

It’s worth noting that we do have research which shows wearing weighted vests increases calorie expenditure. However, that’s not necessarily the same thing as accelerating weight loss. 

In fact, some studies have thrown cold water on the whole idea—in 2025, researchers observed two groups of people trying to lose weight for six months. 

• Both groups utilized a calorie deficit and exercise regimen.
• After six months, the vested and no-vest groups lost the same amount of weight on average.
• But after two years, the weighted vest group did significantly better at keeping that weight off.

Science doesn’t fully understand what’s going on just yet. It may relate to how the external load affects internal metabolic signals. But despite finding that vests don’t always help you lose more weight, the fact that they assist with long-term weight management is a huge boon. 

After all, science also tells us the majority of people who complete a weight loss intervention end up gaining most of the weight back. With that in mind, let’s get specific on the risks vs. benefits of weighted vests for weight loss. 

Weight Vest Weight Loss Benefits

• May help you lose fat faster, depending on how often you wear it.
• Increases your calorie expenditure during exercise, helping you reach or deepen a calorie deficit.
• The added resistance can strengthen bones, tendons, and ligaments.
• Might help you keep the weight off after a diet, if you commit to multiple hours of daily wear.

Weight Vest Weight Loss Risks

• Can negatively impact cardiovascular exercise performance.
• Extended wear may cause or worsen joint pain.
• If you do a lot of heavy lifting, the extra stress placed on your back, shoulders, and neck from the vest may interfere with your training sessions.

How To Find the Best Weight Vest for Weight Loss

If you’re wondering what are the best weighted vests for burning calories during exercise, you need to know what to look for. Weighted vests aren’t the most complex fitness equipment out there, but you’ll still want to ensure you’re getting one that aligns with your preferences and goals.

• Capacity: Most data on weight vest usage for weight loss involves adding 10-15% extra weight to your body. If you weigh 200 pounds, a vest should allow for around 20 pounds of extra resistance.

• Comfort: Make sure the vest is snug, but not constricting. If you live in a hot climate or plan on doing heavy exercise with the vest, prioritize breathability.

• Price: You can find weighted vests from $30 to around $100. A cheap vest is fine for a test run, but you get what you pay for. If you plan on long-term use, it’s worth picking up a vest that can handle heavy training and daily wear.

If you’re still stuck on questions like, “How heavy should my weighted vest be?” It's best to start conservatively. There’s an acclimation period that comes with vest use. Start with around 5% of your body weight and gradually increase if desired.

Takeaway

Put simply, weighted vests for weight loss are a fitness fad—but one that has some actual scientific merit to it. As with any weight loss “hack,” context is everything. Here’s what you need to know:

• Weighted vests add a small amount of external load to your body.
• This extra mass forces you to burn more energy while you move.
• Adding a weighted vest to your cardio sessions will mildly boost caloric expenditure.
• Data on all-day wear is incomplete but promising, especially for long-term weight management.

If you’re looking for a weight loss shortcut, weighted vests aren’t it. But if your routine is already dialed in, tactically adding a weighted vest can accelerate your weight loss efforts. 

FAQs

Do weighted vests help you lose weight?

Yes, but not directly. Weighted vests add a small amount of extra load to your body, which forces you to burn more energy. This increase in calorie expenditure can hasten weight loss if you’re already in a deficit.

How many calories do you burn while using a weighted vest?

There’s no set number of calories burned by a weighted vest—it all depends on how much you weigh, what kind of activity you’re doing, how hard you’re doing it, and how long you go for. 

Should I wear a weighted vest all day for weight loss?

You can wear a weighted vest all day to assist with weight loss. Doing so does not replace a proper diet or exercise routine, but some studies have shown it may accelerate the process or help you keep the weight off long-term.

How effective is a weighted vest for fat loss compared to other workout methods?

Wearing a weighted vest does not replace a proper cardio or strength training workout. There are no shortcuts! That said, when used as a supplemental tool, some studies argue vests can make a significant difference.

Are there any safety tips for using a weighted vest during workouts?

Yes! Make sure the vest is snug to your torso, but not constricting. If you’re using it in a hot climate or expect to sweat a lot, prioritize finding a vest with breathable mesh. Also, make sure all weight pockets are securely fastened so things don’t go flying while you run, jump, squat, etc.

References

1. Gaffney CJ, Cunnington J, Rattley K, Wrench E, Dyche C, Bampouras TM. Weighted vests in CrossFit increase physiological stress during walking and running without changes in spatiotemporal gait parameters. Ergonomics. 2022 Jan;65(1):147-158. doi: 10.1080/00140139.2021.1961876. Epub 2021 Aug 6. PMID: 34319864.

2. Jing Z, Han H, Han J, Zhang J. Effect of Vest Load Carriage on Cardiometabolic Responses with Load Position, Load Mass, and Walking Conditions for Young Adults. Bioengineering (Basel). 2025 Feb 18;12(2):202. doi: 10.3390/bioengineering12020202. PMID: 40001721; PMCID: PMC11851911.

3. Normandin E, Yow D, Crotts C, Kiel J, Beavers KM, Nicklas BJ. Feasibility of Weighted Vest Use during a Dietary Weight Loss Intervention and Effects on Body Composition and Physical Function in Older Adults. J Frailty Aging. 2018;7(3):198-203. doi: 10.14283/jfa.2018.17. PMID: 30095153; PMCID: PMC6489119.

4. von Loeffelholz C, Birkenfeld AL. Non-Exercise Activity Thermogenesis in Human Energy Homeostasis. [Updated 2022 Nov 25]. In: Feingold KR, Adler RA, Ahmed SF, et al., editors. Endotext [Internet]. South Dartmouth (MA): MDText.com, Inc.; 2000-. Available from: 

5. DeLong, C., Nicklas, B.J., Beavers, D.P. et al. Does weighted vest use during weight loss influence long-term weight loss maintenance? A pilot study in older adults living with obesity and osteoarthritis. Int J Obes 49, 1662–1665 (2025). https://doi.org/10.1038/s41366-025-01795-5

6. Lowe MR, Kral TVE, Miller-Kovach K. Weight-loss maintenance 1, 2 and 5 years after successful completion of a weight-loss programme. British Journal of Nutrition. 2008;99(4):925-930. doi:10.1017/S0007114507862416