UX behind the habit of
weight losing — a UX case study

Akash L
9 min readMay 15, 2021

🧐Problem Statement

Millions of people are currently facing obesity problems due to overeating food. which causes heart disorders, diabetes, high blood pressure, and certain cancers. Design an intuit experience that will help people to get the correct amount of food nutrients at the correct time and track their progress.

Assumptions

Since I had limited time to solve this problem, I decided to plan out a process to help me reach an optimal solution for this feature.

  • People usually, like to eat a lot whenever they get free time
  • They won’t have a proper diet plan and they don’t have control over them
  • They don’t know how many calories to eat a day,
  • People do not take stress/ depression/ anxiety seriously and mostly are not even aware.
  • People normally take fitness as either weight loss or muscle-up.

Since I had limited time to solve this problem, I decided to plan out a process to help me reach an optimal solution for this problem

Process

🕵🏽‍♀️ Research

To validate these assumptions and to understand the idea of food eating for the users I went into the research phase.

Methods

  • Survey
  • Interviews

Survey

My aim was to survey to understand the customer and their daily habits. I was hoping to improve the overall eating system and thus created my questionnaire according to it.

I circulated the survey question links prepared on Typeform to my friends and indifferent Slack groups to get their responses. A message in one of the Slack group looked something like this:

Also, I went through many news articles and Quora answers about customer issues related to dieting. After waiting for a few days, I collected all the data from the research and prepared an affinity diagram.

Key Finding

These were the two results that I got. Other questions were descriptive and I recorded all the responses and had a detailed analysis.

From the response recorded, I finalized all the data and jotted down the common problems:

Customer’s Problem

  • Some of the people don’t have any idea of - { underweight or overweight or normal weight } according to their height.
  • People don’t have any track records of their daily food intake
  • They don't have any idea about what they are consuming. And they don’t
    know what amount it contains (fat/fiber/calories)
  • They are using some tracking apps but they have improper data on foods
  • People are unaware of fat/obese problems. like heart disease etc.
  • They don’t know how many calories or fat consists on products which
    they are buying from supermarts or any other shops
  • People don't have any kind of motivation to follow any kind of diet or to do any exercise

I was surprised when I came to know there are even a set of problems faced by these fat/obese people. I found many news articles while fat people discussed their problems of being criticized by society, fewer incentives, and many more. This has been much news about these fat people is one I found on Quora

hise is a table that I created while I listed out the customer’s problem and qualitative analysis (exercise) based on the survey

Qualitative Analysis

After that, I prepared questions and took user interviews to understand more of what problems the users face in this context and to focus on problems that we will be catering to ahead.

Analysis and Synthesis

  • Most of the users we interviewed were mid 20's. They took 30–60 mins to travel to their work location.
  • They tried eating healthy food and included fruits in their diet. 7 hours of sleep were taken by the user group.
  • Most users didn’t read anything on the internet, so there was a lack of awareness.
  • To manage the stress they did whatever made them happy like cooking, listening to music, or playing games.
  • The most common challenges faced by the users were related to their weight and having low stamina. They ate healthy food and did some sort of physical activity, workout or exercise to tackle these issues faced by them
  • Most of the users didn’t use any apps. And those who didn’t pay for any services.

CONTEXT → RESEARCH: Hypothesis

All Problem Areas Identified (Convergent & Divergent Thinking)

  • Fitness ∝(directly proportional) to physical health
  • Fitness goals are generally assumed as weight loss/muscle gain
  • Mental ailments like stress/ depression/ anxiety are not taken seriously
  • Lack of awareness of obesity disorders
  • Lack of time to track health.
  • No motivation to perform any activity
  • No progress indicators
  • No motivation to do regularly
  • To view fitness as a wholesome lifestyle result.
  • People may not be aware of better lifestyle practices.

Use cases

  • How can I track my calorie intake?
  • How can I increase my stamina?
  • How can I figure out a diet plan?
  • How can I figure out my progress?
  • How can I be sure to get weight loose?

User stories & KPI’s

Our product will be measured on the basis of these Key Indicators-

💡Ideation

Based on the research conclusions, I laid down some principles to follow when building the Food tracking app.

  • The action of Searching & Adding food should be achieved with the least amount of steps, ideally 2–3 steps.
  • Show the exact amount of calories he should consume according to his height and weight to reduce the obesity problem
  • Give all kind of information like nutrients, fats, fiber, etc on the main screen so the user will get a clear picture of what amount of food he consuming
  • Introducing scan and capture food items to bring clear information for the user
  • Comparing a photo to your previous one will help the user to get the motivation to do it every day, so it's a plus point for the business side.
  • Bring exercises to help user to perform in order to reduce some weight and bring mental and physical fitness

👾 Visual Design

Onboarding (Track food intake)

  1. Mike is done with the login or signs up process they will land on a screen while they should submit their height and weight in order to get an idea of how much weight they are currently having.
  2. Currently, Mike is Overweighing
  3. The next step is to add the amount of weight to reduce by 2kg/4kg etc
  4. A dropdown asking how fast he wants to reduce weight? moderate/slow/fast etc.
  5. The amount of calories to eat per day is shown in bold to get an idea of what is most important in this section
  6. Showing the approximate amount of time to reduce weight is a good thing which makes Mike Trust this app [good things takes time 😇]
  7. Next is the start tracking — Hence the only primary CTA shown to start Tracking food

Adding food for Today

  1. Mike has a limit of 1500 calories, Now he starts to add food for
    breakfast, dinner, lunch, snacks
  2. he searches for food. Now he has 2 more options
    * Take a pic
    * Scan code
  3. Take a pic = he can capture any food items in shopping malls or hotels and just tapping on the image he gets an idea of what that food is and he can add the desired amount later.
  4. Scan a code = Scanning on any foods which consist of QR/bar code could get the number of nutrients present in that food.
  5. Mike search & add food then he has to select number(1,2 etc) & quantity like a bowl/cup/plate etc.
  6. he gets information about selected food like — fiber, fat, carbs, calories

Adding food for1st time

  1. Mike just added food to his breakfast- 85 calories [plain idli {3pieces}]
  2. After adding food for 1st time — showing a popup, will make his feel like a more enjoyable experience
  3. After clicking next he gets his food screen while current food is added, he can edit and add more foods in snack, lunch, dinner, etc.
  4. 85 of 1500 cal eaten shows his the amount just added today to his diet
  5. after clicking Home he gets to the main home screen

Home screen

  1. Calories+nutrients both information stored in a single card-like structure.
  2. provided an Add button to go to the previous screen while he can add morning snacks, lunch, dinner, etc
  3. By clicking the insights tab Mike gets all nutrients information of breakfast, dinner, lunch, etc,
  4. Mike can perform other activities like (burning calories, taking pics, track daily steps, track glasses of water drank today, etc) functions

Food selection page [Notification mode]

  1. Mike can choose many foods at a time and provided with an UNDO feature to deselect food.
  2. So after adding calories it got exceeded to 1558calories but his intake should not exceed more than 1500cal
  3. So introducing the Overeating Notification will help users to remember that they are eating much today so that they can reduce any foods which already added to the list.

Daily login credits

  1. So Mike always forgets to follow the routine, so introducing Daily credits solves problems somewhat.
  2. Daily Login helps Mike to get 1 coin every day after opening the app, and he has to redeem himself to save the coins
  3. So redeemed coins can be used to buy premium packs which consist of diet plans, healthcare plans [ 2/3/6 months pack ]
  4. Its win to win for both the business and consumer side

Burning calories

  1. So Mike can also perform exercises like Yoga, Cardio, running, swimming, etc to reduce his obesity problems
  2. In the exercise tab, he gets a lot more exercise list and total calorie burned today
  3. Performing exercises will reduce his mental health & physical fitness.

Selfie mode

  1. So Mike can take selfies every day which will store in the gallery
  2. So he can cross-verify every single day with his previous version of himself
  3. Introducing this feature gonna help him to keep motivated and he will use this app every day, which is a great point of view from the business side

What would I track once the feature is live?

  • I want to check the feature of taking pics and cross-checking to see the improvements in their body shape are making an impact or not.
  • We can track how many users currently using the app daily by using daily login credits integration.
  • Any drop-offs while adding food to the tracker to analyze if there is a gap in the user experience and the ways you can improve it.

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Akash L

UX Designer who likes to think. Writing about Business of Design and Human Psychology.