Whether it's spring in Hue, summer in Hanoi, or the year-round singular season of Saigon, as the beaches beckon, you'll want to wear a swimsuit. If you feel like your stomach could use some toning, or you want to firm it up, the following tips will guide you on your journey.
Steps
Follow a Healthy Diet Plan

Avoid consuming any food within two to three hours before bedtime. Your body slows down during sleep, which halts the digestive process in your stomach entirely.
- At night, you'll also be less active, meaning your body will store the calories you consume during a late dinner as fat, instead of burning them for energy.
- Try not to eat anything two to three hours before bedtime, or follow the "daytime nutrition plan," meaning you should only eat during the day.

Michele Dolan
Certified Personal Trainer
Certified Personal Trainer
Michele Dolan, a licensed personal trainer, says: "If you want to lose weight without exercising, consume fewer calories than you burn. For women, a safe amount is 1,200 calories a day, and for men, it's 1,600 calories a day."

Eat Healthier. There's really no secret when it comes to nutrition for a flat stomach – you simply need to eat more wholesome foods like fruits, vegetables, and whole grains, while cutting back on junk food like candy, chips, and fast food. Just by making this simple change, you'll notice a difference around your belly. However, this doesn't mean you should suddenly and completely eliminate these foods – instead, gradually and consistently shift to healthier alternatives. Here are a few simple changes you can make:
- Eat more lean protein. Beans, nuts, and lean meats are great for you, as long as you avoid the fat!
- Eat whole grains. Look for products labeled "100% whole grain" or "100% whole wheat flour" rather than just "wheat flour." Whole grains will keep you fuller for longer, which can help with weight loss and achieving a flat stomach.
- Switch to low-fat dairy products. Replace full-fat dairy with low-fat versions, as they are rich in protein and vitamin B6.
- Use healthy fats. Not all fats are bad for you! Monounsaturated fats found in avocados, nuts, and fish oil are actually good for your health and can help with weight loss. Just remember to avoid trans fats found in many processed foods and baked goods.
- Reduce sodium intake. Sodium retains water in the body, making you appear bloated – especially around the stomach area. Whenever possible, replace high-sodium foods with healthier options. Substitute regular salt with kosher or sea salt, which are lower in sodium, and avoid soy sauce, which contains a lot of sodium.

Control Your Portions. Instead of consuming the wrong foods, many people eat too much of the right ones. You should eat only until you're full, then stop. If you frequently snack on healthy foods throughout the day, you won't feel hungry.
- A good tip is to use smaller plates. This way, your plate looks full, but you're actually eating less than usual. Also, try to fill half your plate with vegetables.
- Chew your food slowly and thoroughly. Properly chewing your food can aid in digestion and reduce bloating and gas. You should chew food until it becomes mushy, like applesauce.
- Take a break after every bite. This allows your stomach to register when it's full, preventing overeating.

Choose Foods with a Low Glycemic Index (GI). These foods take longer to digest, so you'll stay fuller for longer. Your body will slowly absorb nutrients, helping you avoid blood sugar spikes or dips until your next meal. Some foods with a low glycemic index that are great for your body include:
- Cabbage, carrots, cauliflower, celery, cucumbers, zucchini, dark leafy greens, onions, pears, tomatoes, watercress, broccoli, bananas, apples, and berries are all excellent options.

Cut as much sugar from your diet as possible. In addition to reducing excess calories, cutting down on sugar will help lower your insulin levels in the body.
- Lower insulin levels mean that your body can increase the production of a hormone known as glucagon.
- Glucagon is a substance that helps burn glucose for energy, contributing to a flatter stomach!
- Be cautious with processed sweets. Although they may reduce calorie intake, they have been shown to trigger hunger, leading to weight gain.

Snack on protein-rich foods between 3 and 4 p.m. Experts recommend eating protein-rich snacks during the "golden hour" between 3 and 4 p.m. to boost metabolism and balance blood sugar levels.
- A protein bar, protein shake, a handful of almonds, pumpkin seeds, or some low-fat cheese are excellent options.
- Maintaining balanced blood sugar reduces insulin levels, which is beneficial because high insulin levels can store fat around your stomach.

Eat less, but more frequently. Replace the habit of eating three large meals with smaller, more frequent meals. Many people make the mistake of skipping meals between breakfast, lunch, and dinner, especially when trying to lose weight.
- However, such an eating pattern can disrupt blood sugar levels and lead to overeating due to hunger, making weight loss harder.
- Instead, use healthy snacks every 3 to 4 hours and avoid letting your body get too hungry, which is a healthier and more effective approach.

Drink plenty of water. You should replace regular beverages with plain water, especially carbonated drinks or sodas, as they contain excess calories and can make you feel bloated.
- Drinking water helps flush toxins from your body and aids digestion, both of which are essential for achieving a flat stomach.
- If plain water gets boring, try making nutrient-rich water by adding ingredients like orange slices, lemon, grated ginger, cucumber, fresh mint, and basil. Let them infuse overnight – by morning, the water will be "full of nutrients!"
- Pay attention to your body’s signs. Your urine should be light yellow or clear; dark yellow with a strong odor could indicate dehydration.

Reduce alcohol consumption. If cutting out alcohol entirely is too difficult, consider cutting back. Alcoholic beverages, particularly beer and wine, are high in calories (scary fact: a bottle of wine contains about 600 calories).
- Alcohol also releases estrogen in the body, and excess estrogen will accumulate weight.
- Additionally, alcohol stimulates appetite and can lower your resolve, making you more likely to indulge in foods you’re trying to avoid, such as burgers, fries, pizza, chocolate, and chips.
Exercise for a Flat Stomach

Do aerobic exercises every day. Sure, you can do 100 sit-ups daily, but what's the point if you have a thick layer of belly fat covering your abs? You need to burn this fat in order to see changes. Cardio exercises will raise your heart rate, increase your body temperature, and improve circulation, all contributing to a flatter stomach. Aim for at least 30 minutes of cardio per day, with 1-2 rest days each week.
- Other activities like dancing, running, tae-bo, swimming, cycling, and brisk walking are great aerobic exercises for you. In fact, any activity that raises your heart rate will help! Boxing is also a great way to get your heart rate up, and the muscle work involved in punching will help tone your stomach.
- Interval cardio training, like alternating between sprints and brisk walking, is another effective method. Once your breathing returns to normal, sprint again. Use this method for 20 minutes in total each session.

Try plyometric exercises. Plyometrics are high-intensity exercises that require endurance. This type of workout blends cardio with strength training. Here are a few plyometric exercises you can do at home:
- Jumping jacks. Start in a standing position, then jump up while spreading your arms and legs in an 'X' shape, and land back in the standing position. Repeat this as many times as your ability allows.
- Squat thrusts and push-ups. Start in a push-up position, perform one push-up, then jump your feet up to meet your hands, keeping your feet between your hands (still in the push-up position). Jump as high as possible, with your arms raised above your head. Return to a squat position with hands touching the ground, then jump back into the push-up position. Repeat this sequence according to your capability.

Incorporate strength-building exercises to build muscle. Strength training exercises can boost your metabolism, allowing you to burn more calories.
- Abdominal exercises target your upper stomach, leg raises work the lower abs, and side bends help tone the obliques (also known as love handles). You only need to do about 15-25 sit-ups per day. If you can do more, consider adding weights. Remember, sit-ups help build muscle beneath belly fat but won’t directly burn off the fat.
- Use an exercise ball to work your abs. A great exercise is the ball pass. Lie on your back with your arms extended overhead, holding the ball. Lift the ball towards your chest while raising your legs (keeping them straight). Place the ball between your ankles, then lower your arms and legs to the floor. Repeat, this time transferring the ball from your ankles to your hands. Do 10-12 reps.
- Perform compound exercises like deadlifts with heavier weights.

Do three simple abdominal exercises. You’ll quickly get a flat stomach!
- Lie on the floor with your hands at your sides and knees bent.
- Touch your feet to the floor and sit up.
- Repeat this 10 times and increase the repetitions each day.
Live a Healthy Life

Consult a professional. Doctors, certified nutritionists (not nutrition researchers), and personal trainers can help you understand what you need to do to lose weight. Always consult your doctor or nutritionist first, as personal trainers often look for ways to charge you!
- A personal trainer or doctor can be really helpful because they can provide a tailored nutrition and exercise plan to help you achieve your desired weight. Training under guidance is often easier than training alone.

Avoid fad diets. Healthy eating and exercise are the best ways to lose weight. Crash diets might show temporary results, but they will affect your health over time, and may even cause serious damage to your body. In the long term, fad diets usually lead to overeating or unhealthy, unsustainable eating habits, which can result in weight gain.
- Try replacing one unhealthy food with a healthier option every day until unhealthy snacks are no longer your go-to food.

Never skip meals. The results from skipping meals are temporary, and you will soon feel disappointed, making it easier for you to give up.
- You might think fasting is the most effective way, but in reality, it harms your body and makes it harder to lose weight.

Be patient! If you're losing weight in a healthy way, you won't see instant results. Any method that promises to rapidly shed fat might negatively impact your health. The best way to protect your health and lose weight sustainably is to follow the steps mentioned earlier in this article.
- Additionally, remember: some people might find it harder to achieve a flat stomach than others. The natural shape of your body and your individual exercise routine play a significant role. Methods that help others lose weight quickly might not work the same way for you.

Learn to manage stress. Many people overeat due to stress from work, family, or other reasons. Learning how to handle stress can help you achieve a flat stomach.
- Try activities like running to reduce stress, or take up a new hobby such as boxing, which will provide you with a positive outlet for negative emotions.

Get enough sleep to avoid feeling fatigued. Adequate rest will help reduce stress and curb your appetite. Establishing a healthy sleep routine is key.
- Numerous studies have shown that lack of sleep can lead to weight gain, so be sure to get plenty of rest!

Focus on developing your self-image and confidence. Many people overeat because they want to feel better, due to others making them feel sad, lonely, or because they dislike their appearance. Don't let this be you! You are beautiful and amazing! Once you accept that you are awesome, you'll realize that a small bit of softness around your stomach won't be an issue for you.
- Don't compare your body to others. Every body is unique, and no two people are alike. You might not need a flat stomach as long as you feel healthy, because that's what really matters.
Advice
- Drink water before and after meals to feel full, which will prevent overeating.
- Listen to music while working out! Watching TV or engaging in other activities can help you stay focused and motivated. Visualize how amazing you will look with a flat stomach. This will help you stay motivated.
- Be determined – believe that you can do it. Think about the rewards you’ll reap, like compliments, looking great in any outfit, and living a long, healthy life.
- Always drink water! While Pepsi or Coca-Cola might sound tempting, swap them with water. You’ll thank yourself for this decision!
- Eating breakfast daily is believed to help with weight loss, while skipping breakfast may lead to weight gain.
- Exercise and eat plenty of healthy foods while avoiding junk food.
- Keep a food and drink journal or use a mobile app to track everything you consume. Include your exercise routine as well. This way, by the end of the week, you can review your progress and identify areas for improvement. Plus, if you record everything, you won’t be able to cheat!
- Exercise regularly. If you only work out once every two weeks, it won't help you unless you exercise consistently over a long period. Try to make exercise a part of your daily routine. Keep in mind that some people may need to work out more depending on their body type.
- Eat whole, natural foods and avoid processed foods.
- Avoid foods high in starch.
Warning
- Avoid overworking your abs. Your body will signal when it's time for a break. Take short pauses, breathe deeply, and then continue until your workout is complete.
- While fruit juice may seem healthy, it often contains high sugar levels similar to soda. If you enjoy juice, consider making your own at home.
- Do not resort to extreme dieting! This can lead to malnutrition, discomfort, fatigue, and dizziness, and will leave you craving food. Once you stop the diet, the "yo-yo effect" can kick in, making you eat more than usual to regain the weight lost—and you may even gain more weight in the process.
- Avoid attempting plyometric exercises while in a push-up position unless you have good pelvic control to prevent back injury.
