Is It Bad to Lose Weight Too Quickly?

Lose Weight

It’s ordinary to need to get in shape as quick as would be prudent.

Be that as it may, you’ve most likely been informed that it’s smarter to get thinner at a moderate, enduring pace.

That is on the grounds that most examinations demonstrate that individuals who get thinner gradually will probably keep it off long haul. Getting thinner gradually additionally accompanies far less wellbeing dangers (1, 2, 3).

Be that as it may, a few late investigations have discovered that fast weight reduction may be similarly as great and protected as moderate weight reduction (4, 5).

So is it in reality terrible for you to get more fit quick? This article dives into the examination to reveal reality.

What Is Considered Fast Weight Loss?

As indicated by numerous specialists, losing 1– 2 pounds (0.45– 0.9 kg) every week is a sound and safe rate (1, 2, 3).

Losing more than that is thought about too quick and could put you in danger of numerous medical issues, including muscle misfortune, gallstones, nourishing insufficiencies and a drop in digestion (4, 6, 7, 8).

The most widely recognized ways that individuals attempt to get in shape quick are by practicing a considerable measure, and by following a”crash abstain from food” or a low-calorie eating regimen of less than 800 calories for each day.

Individuals frequently incline toward the alternative of eating a low-calorie consume less calories, since usually less demanding to get more fit through eating regimen than work out (9).

In any case, in case you’re simply beginning an eating routine or exercise design, at that point you may lose significantly more than 2 pounds (0.9 kg) in your first week.

For this underlying period, quick weight reduction is superbly typical. The weight you lose amid this time is generally called “water weight.”

When you expend less calories than your body consumes, your body begins dunking into its stores of vitality, known as glycogen. The glycogen in your body will undoubtedly water, so when you’re consuming glycogen for fuel, the body likewise discharges that water (10, 11).

This is the reason you may encounter a noteworthy drop in weight amid your first week. Once your body goes through its glycogen stores, your weight reduction ought to balance out at 1– 2 pounds (0.45– 0.9 kg) every week.


As indicated by specialists, losing 1– 2 pounds (0.45– 0.9 kg) every week is a solid and safe rate, while losing more than this is thought about too quick. In any case, you may lose more than that amid your first seven day stretch of an activity or eating regimen design.

Would you be able to Maintain Fast Weight Loss?

Getting thinner is just a large portion of the fight. The genuine test is keeping it off for good.

The vast majority who take after an eating regimen recover a large portion of the weight they’ve lost after just multi year. Far more detestable, almost everybody who takes after an eating regimen recovers all the weight they’ve lost following 3– 5 years (12, 13, 14).

That is the reason specialists regularly recommend getting more fit at a moderate however unfaltering pace. Most examinations demonstrate that individuals who get in shape at a moderate however enduring pace will probably keep it off long haul (15, 16, 17).

Likewise, plans that energize moderate weight reduction for the most part enable you to assemble adhering to a good diet practices like eating more leafy foods and drinking less sugar-sweetened refreshments. Practices like these can enable you to keep weight off long haul (18, 19, 20, 21).

In any case, a few investigations have discovered that fast weight reduction might be similarly as viable as moderate weight reduction, notwithstanding as long as possible (4, 5).

In one investigation, 103 individuals took after a quick weight reduction slim down for 12 weeks, while 97 individuals took after a moderate yet unfaltering weight reduction eat less carbs for 36 weeks.

About 3 years after the fact, approximately 70% of individuals in the two gatherings had recaptured all the weight they had lost. This implies the two weight control plans were similarly compelling at last (22).

Despite the fact that these investigations found that fast weight reduction was similarly as powerful as moderate however consistent weight reduction by and large, it’s impossible that a man at home would get comparable outcomes.

Individuals in the fast weight reduction bunches had bolster from specialists and dietitians amid the weight reduction and weight support stages. Research demonstrates that having support from a wellbeing expert can enhance your odds of long haul weight reduction achievement (23, 24).

Likewise, specialists and dietitians attempt to limit the wellbeing dangers that accompany eating not very many calories. These dangers incorporate muscle misfortune, dietary insufficiencies and gallstones.

Individuals who attempt these eating regimens alone have a higher danger of these restorative conditions.

To put it plainly, you will probably get more fit and keep it off by shedding pounds gradually. This approach will enable you to manufacture adhering to a good diet practices to keep the weight off, and is more secure to do than quick weight reduction, particularly in the event that you don’t have the help of a wellbeing proficient.


Most research demonstrates that continuous weight reduction is less demanding to keep up finished the long haul. It encourages you create adhering to a good diet practices and has less wellbeing dangers than quick weight reduction.

Dangers of Losing Weight Too Fast

While it’s enticing to attempt and shed pounds quick, it’s typically not prescribed.

Eating methodologies that advance fast weight reduction are regularly low in calories and supplements. This may put you in danger of numerous medical issues, particularly on the off chance that you take after a fast weight reduction eat less for a long time.

Here are a couple of dangers of getting in shape too quick.

You May Lose Muscle

Getting more fit isn’t generally the same as losing fat.

While a low-calorie eating regimen may enable you to get thinner quick, a ton of the weight you lose may originate from muscle and water (4, 10).

In one examination, scientists put 25 individuals on a low-calorie eating routine of 500 calories for every day for 5 weeks. They additionally put 22 individuals on a low-calorie eating routine of 1,250 calories for every day for 12 weeks.

After the investigation, the scientists found that the two gatherings had lost comparative measures of weight. Be that as it may, the general population who took after the plain low-calorie eating routine lost more than six fold the amount of muscle as those on the low-calorie abstain from food (4).

It May Slow Down Your Metabolism

Getting in shape too quick may back off your digestion.

Your digestion decides what number of calories you consume every day. A slower digestion implies you consume less calories every day (25).

A few examinations have discovered that getting more fit quick by eating less calories may make you copy up to 23% less calories for every day (6, 26).

Two reasons why the digestion drops on a low-calorie eating regimen are lost muscle and a fall in hormones that direct your digestion, for example, thyroid hormone (27, 28).

Tragically, this drop in digestion may keep going long after you complete the process of slimming down (6).

It May Cause Nutritional Deficiencies

In case you’re not eating enough calories routinely, you might be in danger of a wholesome inadequacy.

This is on the grounds that it’s difficult to devour enough vital supplements like iron, folate and vitamin B12 on a low-calorie count calories.

The following are a couple of outcomes of wholesome inadequacies.

Male pattern baldness: When you eat excessively couple of calories, your body probably won’t get enough supplements to help hair development, which may cause male pattern baldness (29, 30).

Extraordinary weakness: You may not get enough iron, vitamin B12 and folate on a low-calorie count calories, which may put you in danger of outrageous exhaustion and frailty (31, 32).

Poor invulnerable capacity: Not getting enough calories and supplements may debilitate your safe framework and increment your danger of diseases (33, 34).

Feeble and fragile bones: May be caused by an absence of vitamin D, calcium and phosphorus in the eating routine (35, 36).

Luckily, you can stay away from a nourishing insufficiency by eating an eating routine wealthy in entire, natural sustenances. These sustenances contain less calories per gram and are likewise very filling, which may enable you to get more fit (37).

It May Cause Gallstones

Gallstones are solidified bits of material that frame inside the gallbladder. They can be an agonizing symptom of shedding pounds too quick (8, 38, 39).

Regularly, your gallbladder discharges stomach related juices to separate greasy sustenance so it can be processed. In case you’re not eating much sustenance then your gallbladder won’t need to discharge the stomach related juices (40).

Gallstones can frame when substances inside the stomach related juices sit for some time and have sufficient energy to combine.

The gallstones can wind up stuck inside the opening of the gallbladder and cause a gallstone assault. This may cause extreme torment and acid reflux (40).

Opposite Side Effects

Shedding pounds quick on a “crash abstain from food” or low-calorie eating routine is connected to a few opposite reactions, including (41, 42):




Feeling chilly

Muscle spasms


Clogging or the runs

Drying out


Getting thinner too quick accompanies numerous wellbeing dangers. These incorporate losing muscle, diminished digestion, nutritious lacks, gallstones and opposite symptoms.

Tips to Help You Lose Weight at a Healthy Rate

Albeit moderate weight reduction probably won’t sound engaging, there are numerous things you can do to enable speed to up the procedure securely.

Here are a couple of tips to enable you to get more fit at a solid rate.

Eat more protein: A high-protein eating routine can help support your digestion, keep you more full for more and safeguard your bulk (43, 44, 45).

Cut back on sugar and starches: Research tends to demonstrate that individuals who take after a low-carb eat less carbs lose more weight. Decreasing sugar and starches encourages you lessen your carb admission (46, 47).

Eat gradually: Chewing your nourishment altogether can enable you to feel more full for more and eat less sustenance (48, 49).

Drink green tea or oolong tea: Research has demonstrated that drinking green tea may help your digestion by 4– 5%, and may build fat wrecking to 17% (50, 51, 52).

Get a lot of rest: An absence of rest may support your levels of ghrelin, the yearning hormone, and lower your levels of leptin, the completion hormone. This implies poor rest could abandon you hungry, making it harder to get more fit (53).

Attempt opposition preparing: Resistance preparing or lifting weights can enable battle to muscle misfortune and the drop in digestion that may occur with weight reduction (54).

Attempt a high-power exercise: High-force interim preparing (HIIT) includes short, extraordinary blasts of activity. Dissimilar to consistent oxygen consuming activity, otherwise called cardio, HIIT keeps on consuming calories long after you work out (55, 56).

Eat dissolvable fiber: