CU Denver Digital Design Senior Thesis Project
On January 11, 1964, U.S. Surgeon General Luther L. Terry released the first report on cigarette smoke and mortality, along with the health benefits of quitting smoking. Over fifty years after the release of this report, smoking is still the number one cause of preventable disease, disability, and death among adults in the United States.
These statistics state that existing nicotine replacement methods are not sufficent when compared to the addictive qualities of tobacco.
Thesis Question
How can a mobile application be tailored to support adult smokers, help manage their cravings, and successfully quit smoking?
Research
There are currently many different options that adult cigarette smokers in the United States can use to assist them when quitting smoking. There are nicotine patches, e-cigarettes/vapes, and even some mobile apps, which have all been designed to assist smokers in their transition to quit nicotine products. If there are so many options for American smokers to choose from, then why do such low numbers of Americans successfully quit? All of these nicotine replacement therapy (NRT) products were not created equally, and each smoker is experiencing a different, personal situation.
Nicotine patches are very easy to use (place on skin), and offer minimal side effects when compared to smoking. Users do report some skin irritation (blisters, scabs, etc.) and an increase in insomnia, however, these are minimal when compared to the health efects caused by smoking. The patch releases a dose of nicotine between 5 mg and 21 mg over the course of 24 hours, aiming to provide the smoker with roughly half the nicotine they would receive from smoking. While nicotine patches can help lower nicotine intake, they have not been proven to help smokers with craving episodes and feeling their withdrawals (Herman & Sofuoglu, 2010). Nicotine patches have been proven to help people quit smoking, however, many patch users who quit smoking do not quit nicotine, and continue to use NRT products.
E-cigarettes and vapes offer high levels of nicotine in a very easily consumable way. The long term health effects of vaping are still being researched, and we have much more time before we fully understand what vaporizing various chemicals does to the human body. E-cigarettes can be effective for very responsible and aware adult smokers, however, many smokers are not satisfied with vapes when compared to cigarettes. This can cause smokers to puff their vapes more often than they would smoke cigarettes. Between the lower satisfaction from the nicotine delivery, low odors produced, and high nicotine levels, e-cigarettes are liable to be abused. Most highly concentrated e-cigarettes can easily provide a smoker with just as much, if not more, nicotine than they would consume through cigarettes (Goldenson et al., 2020). Overall, e-cigarettes and vapes can be successful given the right situation, however, for the majority of smokers this technology will not assist them through the quitting process.
Mobile apps have varying levels of success among smokers, which has been greatly dependent on the features and design of each app, along with the age, gender, education, and engagement level of the user. Many “quit smoking” apps are required to be opened by the user, while they should be sending push notifications, messages, and reminders throughout the day to provide support for the user (Cobos-Campos et al., 2020). Men are more likely to prefer being “in control” of their quitting journey, and are much more likely to ignore a note/journal area than women, who are much more likely to use this feature to stay on track (Struik, L. L., Bottorff, J. L., Baskerville, N. B., & Oliffe, J. L. 2018). The implementation of a community or forum board had proven to not only inspire those to quit smoking, but provided users with a sense of not being alone in their fight against smoking (Thapaliya et al., 2021). Implementing features where users can input personal information and reasons to quit are essential for a quit smoking app to be successful, because every smoker wants to quit for their own reasons, and not every situation is going to be the same for every user.
Research
The body after quitting smoking by time.
User Persona and Target Audience
The target audience for this mobile application was adult smokers ages 35-55 in the United States. Due to this target audience’s age, these individuals are likely to have very busy and stressful lives, which makes it harder for them to quit. These people are also at an age where their eyesight and might not as good as it used to be, so that was considered throughout the design process.
Sketching Initial ideas
Low Fidelity Wireframes
Taking the drawings and Sketches to create a low fidelity prototype using Adobe XD.
Logo Design Development
(progressing from left to right)
I decided to remove the WeQuit in order to create a cleaner, minimalistic look, which follows flat design trends visible across many apps available in the App store.
Typography Study
Final Style Guide
Bebas Neue Bold and Regular as well as Proxmia Nova Regular are both clean, san serif fonts that perfectly match the clean dark mode interface I was aiming to design. The style guide is important to retain consistency throughout the entire design.
Usability Testing
While performing usability tests for the mobile application with members of our target audience, I came to one main conclusion about the design. When a user was exploring the community tab, having the “create post” button at the top of the screen was out of reach of the thumb zone, which was not ideal. To combat this, I decided to implement a floating action button on the bottom right of the screen to create posts. Upon further testing, this seemed much easier for the users to reach.
https://www.smashingmagazine.com/2016/09/the-thumb-zone-designing-for-mobile-users/
Before
After
High Fidelity Design
The high fidelity prototype was created using Adobe XD, and some graphics and pieces were designed using Adobe Illustrator. I implemented my findings from usability testing and user feedback to create a user friendly mobile experience.
Implementation
WeQuit has been designed to be all-inclusive and available to anyone with a smartphone. The application was made to assist adult smokers with their nicotine cravings, and help them monitor their progress throughout their quitting journey. WeQuit utilizes push notifications, messages, and reminders to help assist smokers during their quitting journey. The mobile application also allows users to input their own motivations and reasons for quitting, which has been proven to be more successful than standardized messages. The WeQuit mobile experience offers users membership to an online community where they can talk about their withdrawals, share experiences, and discuss how they overcame their personal hardships with smoking. The implementation of a community where users can offer support to each other is key to creating a successful quit smoking application. Without this feature, few users would successfully quit smoking with the help of a mobile application.
The WeQuit mobile app also includes a “notes” section where users can write down personal information and feelings they experience as they battle withdrawal symptoms. These personal notes are not shared with other users and are only for each person’s personal progression. In order to stay competitive in the market, WeQuit has a money saving tracker, along with the ability to notify the user of how their body is changing over time without the consumption of tobacco smoke. These two features are very common in quit smoking mobile applications, and both share relevant information with the user, which could possibly be an additional inspiration for the user to stop smoking.
Overall, the implementation of WeQuit would offer adult American smokers an all-inclusive mobile experience with the support and assistance they need to successfully quit smoking. Once successfully implemented, this mobile application would be able to lower the number of Americans that die every year due to smoking related deaths and could provide smokers with a second chance at quitting tobacco.
Bibliography
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