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Best Body by Dr. Rachel Paul PHD, RD.
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How to Slim Down by Summer With Realistic, Sustainable Habits

Two people walking outdoors on a paved path, with one person wearing a light blue jacket and the other a dark gray jacket. With text that says, "5 Steps to Slim Down by Summer."

Slimming down by summer does not have to mean cutting carbs, surviving on salads, or starting an intense workout routine you hate. So many people are not looking for another quick fix. They want to feel more comfortable in their clothes, have more energy throughout the day, and build healthier habits they can actually stick with through summer vacations, cookouts, busy schedules, and real life.

The truth is that healthy weight loss looks much less extreme than social media makes it seem. Sustainable progress usually comes from simple habits repeated consistently over time. Eating balanced meals, sleeping enough, moving your body regularly, and learning how to recover from setbacks without guilt are what actually support long-term results.

If you want to slim down by summer in a healthy, realistic way, these five habits can help you build consistency while still enjoying your life.

5 Healthy Habits to Slim Down by Summer

Dr. Rachel Paul in a red top looks down at her phone while holding a coffee cup in a cafe setting. The graphic is titled "1. Track what you're eating" and explains that tracking calories helps with portion awareness. Two bold bullet points read: Set your calorie goal to lose one-half pound per week to keep your metabolism high and develop consistent habits because you are not feeling restricted. Equally as important: listen to your hunger and fullness cues. If you have leftover calories but are not hungry, stop eating. If you are not hungry for breakfast, but it is breakfast time, start eating at lunch instead.

1. Track What You Are Eating

In today’s world, food is everywhere and portions are huge. It is genuinely too easy to overeat – and that has nothing to do with your willpower. Tracking calories is a useful tool for understanding your portions and building awareness.

I recommend setting your calorie goal to lose about half a pound per week. That approach keeps your metabolism running well and helps you develop consistent eating habits because you don’t feel restricted. Equally important: listen to your hunger and fullness cues. If you have leftover calories but are not hungry, stop eating. If you are not hungry at breakfast, start eating lunch instead.

Food tracking does not need to be obsessive. Even loosely tracking your meals for a few weeks can help you understand:

  • How much protein are you actually eating
  • Where extra calories may be sneaking in
  • Which meals keep you full the longest
  • How stress, sleep, or emotions affect your eating habits

Tracking should support your goals, not control your life. If calorie counting feels stressful, simply writing down your meals or taking photos can still improve your awareness.

2. Create Your Meals With Protein, Fat, and Fiber

A graphic titled "2. Create your meals with protein, fat, and fiber" with the sub-heading "Follow my meal formula, as shown in this image." Four bullet points list the formula: Protein: 4 oz plus, 150+ calories. Fat: 1 to 2 ounces, 100 plus calories. Veggies: 2 plus cups. Starch/fruit: approximately 100 calories, optional. Below the text is a visual Meal Formula chart labeled "make your own" showing food photos organized into four rows: Protein (4 plus ounces, 150 plus calories) showing chicken, ground turkey, sausage, pork chops, yogurt or cottage cheese, beans or lentils, steak, canned tuna or salmon, salmon and other seafood, seitan or tofu, eggs, and shelled edamame. Fat (1 to 2 ounces, 100 plus calories) showing oil, olives, avocado, nuts and seeds, cheese, and butter. Veggies (2 plus cups) showing cauliflower, tomato, celery, zucchini, broccoli, Brussels sprouts, peppers, salad greens, cucumber, spinach, mushrooms, and onions. A partially visible starch/fruit row appears at the bottom.

One of the most effective ways to support weight loss without constantly feeling hungry is to build balanced meals. Meals that include protein, fat, and fiber tend to keep you fuller longer and help stabilize your energy throughout the day.

Here is the meal formula I use with Best Body members:

  • Protein: 4+ oz, 150+ calories
  • Fat: 1-2 oz, 100+ calories
  • Veggies: 2+ cups
  • Starch or fruit: around 100 calories, optional

Protein is especially important during weight loss because it helps preserve muscle mass and keeps you full. Fiber plays a major role in satiety and digestion. Healthy fats slow digestion and make meals satisfying.

Some quick protein source ideas:

  • 4 oz chicken, ground turkey, steak, pork chops, salmon, or other seafood
  • 1 can of tuna or salmon
  • 3/4 to 1 cup yogurt or cottage cheese
  • 1/2 cup beans or lentils
  • 2 eggs
  • 3/4 cup shelled edamame
  • 4 oz seitan or tofu

You do not need complicated recipes to lose weight. Simple meals are often more sustainable than elaborate diet meals.

3. Walk 10,000 Steps Per Day

A graphic titled "3. Walk 10k steps/day" featuring a photo of two people walking outdoors along a waterfront path in athletic clothing. The text explains that walking is an excellent exercise option because it does not make you extra hungry. It states: If you can get 10,000 steps a day, amazing. If you can get 5,000 or 20,000, that is also good. Get even more toned by wearing wrist or ankle weights, a weighted vest, or a resistance band. If you do not like walking or cannot fit it in, other exercise ideas include yoga, pilates, and barre.

Walking is one of the most underrated forms of exercise for weight loss. It is accessible, low-impact, and much more sustainable than jumping into intense workouts too quickly.

A lot of people think exercise only “counts” if it is exhausting. That simply is not true. Choose a type of movement you enjoy that does not make you extra hungry. Walking checks both boxes for most people.

If you can get 10,000 steps a day, that is great. If you get 5,000 or 20,000, that is also good. You can even increase the intensity without running by wearing wrist or ankle weights, a weighted vest, or a resistance band.

Easy ways to increase your daily movement:

  • Walk while listening to a podcast
  • Take a quick walk after meals
  • Pace while talking on the phone
  • Take movement breaks during work
  • Walk during a child’s sports practice

If you do not like walking or cannot fit it in, other great options include yoga, pilates, and barre. The best workout for weight loss is the one you can realistically keep doing.

4. Get 7 or More Hours of Sleep

A graphic titled "4. Get 7 plus hours of sleep" featuring a close-up photo of rumpled white bedding. The text explains that when you have not slept, your hormones, metabolism, and hunger and fullness cues become dysregulated. When you are tired, you are more likely to stop at Dunkin on the way to work and do not have the energy to cook dinner. The slide closes with the line: So stop the doom-scroll on your phone, and get to bed, please!

Sleep is often overlooked in conversations about weight loss, but it affects nearly everything related to appetite, cravings, energy, and motivation. When you have not slept enough, your hormones, metabolism, and hunger and fullness cues become dysregulated.

When you are tired, you are more likely to stop at a drive-thru on the way to work. You do not have the energy to cook dinner. I still deal with this with two little kids – I am sure you have experienced it too.

So stop the doom-scroll and get to bed. Seriously.

Small changes that can help:

  • Go to bed 20 to 30 minutes earlier
  • Reduce screen time before bed
  • Keep your room cool and dark
  • Limit caffeine later in the afternoon
  • Create a simple wind-down routine

Parents, shift workers, and busy people may not always get ideal sleep. The goal is improvement, not perfection. Better sleep supports healthier habits because you feel more capable of following through.

5. Do “Fast Forgiveness.”

A graphic titled "5. Do 'Fast Forgiveness'" featuring a photo of Dr. Rachel Paul looking upward in a bright room with a plant in the background. The text reads: You will get off track, it is inevitable. You will pick up Chick-fil-A for lunch and mindlessly snack on peanut M&M's without realizing it. Life happens. What makes people successful at weight loss is not whether or not they get off track (we ALL get off track!). What makes people successful at weight loss is how fast they get back on track with their plan. Your day is not ruined when you overeat. It is just part of the journey. Whenever you get off track, do FAST FORGIVENESS. Forgive yourself for whatever happened, learn something from the situation, and allow yourself to move on.

You will get off track. It is inevitable. You will pick up lunch from Chick-fil-A. You will mindlessly snack on peanut M&Ms without realizing it. Life happens.

What makes people successful at weight loss is not whether or not they get off track – we ALL get off track. What matters is how fast you get back on track with your plan. Your day is not ruined when you overeat. It is just part of the journey.

Whenever you get off track, do what I call “Fast Forgiveness.” Forgive yourself for whatever happened, learn something from the situation, and allow yourself to move on.

Here are some mindset reframes that help Best Body members get through difficult moments:

  • Beating myself up over this does not serve me.
  • Consistency matters most for weight loss.
  • Healing my relationship with food is more important than any overeating episode.
  • I am allowed to move forward without overanalyzing this.
  • I am not behind. I am not off track.
  • I can choose to learn from this.
  • I can show myself the same kindness I would show a friend.
  • Long-term progress is built on flexibility, not rigidity.

Real-life fast forgiveness looks like enjoying dessert at a birthday party and eating your normal breakfast the next morning. It looks like going on vacation and returning to regular meals afterward. It looks like having fast food for lunch and still making a balanced dinner.

You do not need to “start over Monday.” The sooner you return to your regular habits, the less impact those moments have on your overall progress.

Can You Slim Down by Summer Without an Extreme Diet?

Yes. In fact, extreme diets are often what get in the way of lasting results. When you cut too many calories or eliminate entire food groups, you are more likely to feel deprived, develop stronger cravings, and eventually abandon the plan altogether.

Sustainable weight loss is built on habits you can actually maintain. That means eating enough to feel satisfied, moving in ways you enjoy, getting enough sleep, and being kind to yourself when life gets in the way. Slow, steady progress through consistent habits is what creates results that last well beyond summer.

Frequently Asked Questions About Slimming Down by Summer

How much weight can I realistically lose before summer?

It depends on how much time you have and how consistently you apply these habits. A realistic and sustainable rate of loss is about half a pound to one pound per week. That adds up to 6 to 12 pounds over three months, which is very noticeable. More importantly, weight lost at that pace is much more likely to stay off.

What should I eat to slim down by summer?

Focus on building balanced meals that include a solid protein source, fiber-rich vegetables, and healthy fat. This combination keeps you full and helps you avoid overeating later in the day. You do not have to follow a specific named diet. Learning how to build meals using a simple formula – the way we teach inside Best Body – is often more effective and sustainable long-term than following a rigid plan.

Is walking really enough to lose weight?

Walking is genuinely underrated for weight loss. It burns calories without dramatically increasing hunger, as intense cardio sometimes can. It is sustainable, low-impact, and easy to fit into a busy day. Combined with better eating habits and more sleep, daily walking can make a real difference in your results.

What do I do if I fall off track and feel like I’ve ruined everything?

Practice fast forgiveness. One off-track meal, one bad week, or one vacation does not undo your progress. Your body responds to overall patterns over time, not individual events. Acknowledge what happened, skip the guilt spiral, and return to your normal habits at the very next meal. That is it. That one shift in thinking makes a bigger difference than any specific food or workout.

Final Thoughts on Slimming Down by Summer

Slimming down by summer is absolutely achievable when you focus on habits that actually fit your real life. Track your food, build balanced meals, move your body daily, prioritize sleep, and give yourself grace when things do not go perfectly. Those five habits, practiced consistently, are what create real results.

You do not need to be perfect. You just need to keep going.

If you want personalized support with weight loss, meal planning, and building sustainable habits, I would love to have you inside Best Body. Join us here!

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