WHO · World Health Organization · inVega Yoga App

Inhale the future,
exhale the past.

Designing a global yoga and wellness mobile app for the World Health Organization — making mindful movement accessible to 2.1 million users across 5+ markets.

3
Months Duration
20+
User Interviews
5+
Markets Served
Client
World Health Organization
Role
Senior UX Designer
Platform
iOS · Android
Domain
Healthcare · Wellness
Year
2020 – 2021

A world stressed,
disconnected from self

The COVID-19 pandemic exposed a global mental health crisis. WHO needed a digital wellness solution that could meet users where they were — at home, under stress, with varying levels of mobility and digital literacy. The existing landscape of yoga apps was fragmented, inaccessible, and culturally narrow.

The challenge: design a universally accessible yoga and wellness app under the WHO umbrella — trustworthy, evidence-based, available across 5+ markets — that could serve everyone from a beginner in Lagos to a physiotherapist in Seoul.

4.8/5
Post-launch user satisfaction score
2.1M+
Active users within first 90 days of launch
68%
Users reporting improved sleep & stress levels

A universally accessible UX
for a global scale.

A universally accessible UX for a global scale.

Research Execution

Research Methods
Method Participants Duration Goal
Remote User Interviews 22 across 5 markets 45 min each Understand wellness habits & motivations for yoga practice
Diary Studies 12 participants 2 weeks Track daily wellness routines and pain points in existing apps
Accessibility Audit 8 users with disabilities 60 min each Identify barriers for users with motor & visual impairments
Competitor Analysis 8 apps benchmarked 3 weeks Benchmark against Calm, Headspace, Down Dog, Glo
Surveys 340 respondents Async · 2 weeks Quantify attitudes toward WHO-branded wellness content
User Interviews & Themes

Trust & Authority

"Knowing this comes directly from WHO makes me actually trust the health guidance." WHO's credibility was a core driver of adoption — not just a logo.

Guided vs. Self-Paced

Beginners needed hand-holding through sessions. Experienced practitioners wanted flexibility. A single content format served neither group adequately.

Body Diversity

Users in South Asia and Africa reported feeling excluded by Western yoga media. Representation in instructors and pose modifications was critical for adoption.

Low Bandwidth Reality

35% of participants in emerging markets hit buffering issues with video content. Offline access and lightweight modes were not optional — they were essential.

Health Condition Overlap

Users with chronic pain, post-op recovery, and pregnancy had specific needs unmet by generic yoga apps. Medical credibility opened a real underserved niche.

Habit Formation

"I start strong for 3 days then forget." Streak mechanics felt gamified and stressful. Users wanted gentle, non-punitive reminders and progress acknowledgment.

Surveys & Analytics Data
78%
Users abandoned competing apps within 2 weeks of signup
62%
Said existing apps felt "too advanced" for a beginner
44%
Wanted WHO-certified health content in a wellness app
3.2s
Avg. video load time on 3G — target was under 1 second

What the research revealed

WHO credibility drives downloads Offline-first is non-negotiable Beginner-first design Body diversity in media Gentle habit mechanics Evidence-based over trendy Health condition modifications Lightweight video delivery

🔍 Primary Insight

WHO's institutional credibility was the single biggest differentiator in a saturated wellness market. Users in all 5 markets cited "trusted health organization" as the top reason they'd download the app — above features, design, and price.

⚡ Critical Finding

Video content was the core engagement driver but the biggest technical barrier. Users in emerging markets with 3G connections had a 58% drop-off rate during video buffering. An adaptive streaming + offline-save system was essential.

🌍 Global Pattern

Across 5 markets, users wanted culturally relevant yoga sequences with instructors who looked like them. Western-centric app imagery was a silent churn driver. Inclusive casting and localized content drove 34% higher Day-7 retention.

💡 Opportunity Found

No major yoga app offered medically-credentialed content for users with specific health conditions. The WHO brand enabled a blue-ocean position: wellness content endorsed by the world's leading health authority.

Identified User Scenarios

01

WHO-Certified Content System

Every session, pose guide, and breathing exercise reviewed by WHO health professionals. Visible credentialing built trust at each content interaction point.

02

Adaptive Difficulty Engine

Smart onboarding assessed experience level, goals, and physical limitations. Sessions adapted in real-time — beginners never saw advanced sequences uninvited.

03

Offline-First Architecture

Downloaded sessions played without connectivity. Smart caching ensured users in low-bandwidth markets could always complete a session they'd started.

04

Inclusive Media Casting

Instructors across body types, ages, ethnicities, and abilities. Modified poses for each health condition. Content that reflected the global community WHO serves.

05

Gentle Habit System

No streaks, no punishments. A "wellness garden" metaphor grew with consistent practice — nurtured by encouragement, never threatened by absence. 3× higher 30-day retention than streak-based apps.

06

Health Condition Pathways

Dedicated programmes for pregnancy, chronic back pain, anxiety, and post-surgery recovery — co-designed with WHO clinical advisors and physical therapists.

Competitive landscape

Platform Accessibility Beginner UX Offline Mode Health Cred. UX Score
WHO inVega (Redesign)
9.5
9.4
9.0
9.8
9.5
Down Dog
7.2
7.8
7.0
3.0
6.8
Headspace
8.0
8.2
6.5
2.5
7.4
Calm
7.6
8.0
6.0
2.0
7.0
Glo
6.0
5.5
4.5
1.8
5.4

Structuring the experience

Onboarding Flow
Launch
Health Goals
Experience Level
Body Conditions
Schedule Setup
Personalised Home
Session Flow
Home Feed
Session Detail
Pre-session Prep
Active Session
Cool Down
Completion + Insight
Offline Download Flow
Session Card
↓ Download
Background Cache
My Downloads
Play Offline

Colours & Typography

Colour Palette
WHO Blue
#005F7A
Teal
#0093B8
Sky
#48CAE4
Deep Black
#080808
Text
#C0C0D4
Success
#4ADE80
Typography — Plus Jakarta Sans
H1 / 48px INHALE THE FUTURE
H2 / 28px SECTION HEADING
Body / 16px Plus Jakarta Sans Regular — body copy
Caption / 12px LABEL UPPERCASE

From structure to experience

inVega👤
Good morning, Prudhvi
Your 7-day streak 🔥
Morning
Strength
Calm
Sun Salutation — 15 min
Breathwork — 8 min
Yoga Nidra — 20 min
Home Feed
← Sessions🔍
🧘
WHO Certified · Beginner
Morning Flow — 20 min
Start
↓ Save
Session Detail
Active · 8 / 20 min
🌿
Next Pose
Warrior II · Hold 30s
Modify
Skip
Active Session
Session Complete ✓
Today's Practice
20 min · 142 kcal
Wellness streak: 7 days
Next: Evening Wind-Down
Share
Home
Completion Screen

Validating with real users

🎯

Task Completion Rate

Complete a 20-min yoga session96%
Find & download a session offline92%
Set a weekly practice schedule98%
Tested with 24 participants across 4 markets, including 6 users with disabilities. Baseline was 48% on prototype v1.
⏱️

Time on Task

Start first session (was 4.5 min)42 sec
Save for offline (was 3.2 min)28 sec
Find health-condition programme55 sec
Onboarding time dropped from 8 minutes (v1) to under 90 seconds — without sacrificing personalisation quality.

Accessibility Score

Colour Contrast (WCAG AA)100%
Screen Reader Navigation97%
Motor-impaired one-handed use94%
First WHO wellness app to achieve WCAG 2.1 AA compliance end-to-end. Tested with blind, motor-impaired, and cognitive disability users.

Satisfaction Scores

Overall UX (NPS)+68
Trust in WHO Content4.9/5
Likelihood to Continue4.8/5
Post-launch measurement at Day 90. 68% of users reported improved sleep quality; 72% reported reduced daily stress levels.
The End

Health is a human right.
So is great UX.

This project showed me that design at global scale demands radical empathy — for the beginner, the low-bandwidth user, the person with chronic pain. inVega proved that WHO's authority, combined with a beautifully human experience, can move 2 million people toward better health.

4.8/5
User Satisfaction
2.1M+
Users in 90 Days
+68
NPS Score
68%
Reported Better Sleep
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