Izzy Sealey
Izzy Sealey is a British-Australian medical doctor, Cambridge University alumna, creator, and entrepreneur. She is best known for her widely-followed YouTube channel (over 750K subscribers) featuring personal growth, health, language learning, and lifestyle strategy. She also writes weekly newsletters, hosts digital courses, and co-founded a software venture centered on self-improvement.
Izzy Sealey 
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| Izzy Sealey in 2025 | |
| Born | 1996 |
| Birthplace | Sydney, Australia (raised in London) |
| Nationality | British-Australian |
| Occupation | YouTuber, Medical Doctor, Educator, Entrepreneur |
| Known for | YouTuber |
| Website | https://www.izzysealey.com |
Background and Education edit
Born in Sydney and raised in London, Izzy earned her medical degree from Cambridge University. She combines clinical training with content creation, bridging science-based wellness advice and personal development.
Content and Online Presence edit
On YouTube as Dr. Izzy Sealey, she shares videos on: - Productivity tips and journaling methods - Language learning strategies (especially Mandarin) - Science-backed routines for health and wellbeing
The channel includes popular titles such as “Study Techniques That Got Me Through Cambridge Medical School” and “How to Learn a British Accent Fast”. Her consistent content output has earned over 26 million total views and more than 750,000 subscribers.
She also engages her audience on Instagram daily, hosting reflective series like Wheel of Life questions and Letters to My Younger Self, with over 50,000 active newsletter subscribers.
Entrepreneurship and Education edit
On her website, Izzy offers: - A weekly newsletter titled Letters to My Younger Self, blending personal reflections, journaling prompts, and mental wellness guidance - Courses on writing, productivity, and language learning - Membership access to a supportive community of over 40,000 readers
She has co-founded a software platform that supports personal growth through habit tracking, reflection templates, and language tools.
Personal Life & Interests edit
Dr. Sealey lives in Hong Kong as of mid‑2025, continuing her international observer and writer lifestyle. She enjoys learning Mandarin, practicing yoga, and curating wellness routines. She often shares personal reflections, motherhood insights, and daily life boundaries.
Stats edit
- YouTube subscribers: ~750,000
- Total YouTube views: ~26 million
- Newsletter audience: ~40,000+ subscribers
- Website domain: izzysealey.com
Featured Keywords for SEO edit
Izzy Sealey YouTube, Dr Izzy Sealey, Letters to My Younger Self newsletter, Izzy Sealey net worth, Izzy Sealey Cambridge, self-care journaling, language learning tips, medical doctor content creator
Notable Achievements edit
- Built YouTube channel with ~750K subscribers while practicing medicine
- Developed a creative newsletter with high reader engagement
- Co-founded a personal growth software platform
- Combines academic training with popular self-improvement content