30-Day Nutrition Reset starts 1 September

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Do you want to take back control of your health?

You’ve come to the right place!
| Let us help you discover how to change your life for good.

Deep down, we all want to be healthy.

But the demands of day-to-day living mean we often end up putting our own health last, then wake up one day wondering where things went wrong…

At Your Lifestyle Medics we’re here to help. We combine our medical expertise with proven, evidence-based knowledge and strategies, so you can transform your health from the inside out.

We offer online health courses, and 1:1 health consultations, as well as free educational resources, to help and support you – whatever stage you are at.

Dr. Marissa Kelaher

Getting back on track can feel complicated & overwhelming.
It doesn’t need to be.

Start your health journey with our free Holistic Nutrition Guide.

Download the e-book here.

Become an expert in your own health

If you’re ready to take a deeper dive into your health, our online courses are just what you need.

Discover the knowledge and skills you need to turn your health around. Explore how to use nutrition and lifestyle to optimise your wellbeing.

Reboot Your Health is our flagship course, designed to empower you to improve your health for good. In it, you’ll learn how to create true lasting health, with simple proven approaches that really work.

Find out what holistic wellbeing really means; enjoy over 60 delicious whole-food plant-based recipes and meal plans; try out our movement and mind recordings and online workouts; and dip into a wealth of practical resources, that are yours to keep.

We also offer shorter online courses and live challenges, focused on different topics.

Join us to start your journey to better health today.

Meet
Dr. Marissa

What is Lifestyle Medicine?

Read more in this article

Hi, my name is Marissa

I’m the founder of Your Lifestyle Medics, and a fully qualified specialist GP and Lifestyle Medicine doctor.

I know what it’s like to feel overwhelmed, confused by all the wellness info out there, and completely unsure where to start to get your health back on track.

It’s what I help people with, in my clinic every day!

I founded Your Lifestyle Medics to address the huge gaps I saw in our health system.

My mission is to educate, empower, and support you to live your best life, with a science based whole person approach.

In addition to our courses, we also offer 1:1 Lifestyle Medicine consultations online, as well as in Nelson and Tauranga.

If you’re needing a little extra help and support with your health, find out more and book a consultation with our experienced doctors via the links below.
Whole foods & plant-focused eating
Enjoyable movement
Restorative sleep
Effective stress management
Better thinking & behaviour
Positive social connections

Expand your health knowledge

Check out our library of research-backed holistic wellbeing resources, and get started on your journey to better health today!

Lifestyle Medicine ebooks

  • Peri/Menopause Ebook

    A Holistic Guide to Peri/Menopause

    By Dr Marissa Kelaher Perimenopause and menopause bring significant changes to a woman’s body, yet they’re often not openly discussed. Many women struggle silently, unaware of what’s happening. Hormones like oestrogen and progesterone fluctuate and eventually decline, eventually ending menstrual…

    $9.99 NZD

  • Anti-inflammatory Nutrition Guide

    By Dr Marissa Kelaher You’ve probably heard about anti-inflammatory diets, and the role of chronic inflammation in health… but what does this really mean for you? While you may think of inflammation as a bad thing, in reality not all…

    $5.99 NZD

Read our articles

  • woman sitting on black chair in front of glass-panel window with white curtains

    Forgetful, Foggy, and Frustrated?

    Why Brain Fog Happens (and What Actually Helps) Brain fog is one of those symptoms that can be hard to explain until you have lived it. It might feel like walking through the day with a layer of cotton wool…

    Dr Marissa Kelaher•
    August 8, 2026
  • A woman holding a bunch of leaves in her hands

    Easy Ways To Boost Your Mood This Winter

    Winter can be beautiful. The slower mornings. The cosy evenings. The soup, the blankets, the darker nights, the feeling of turning inward. But winter can also be really hard. For many people, the colder months bring a noticeable change in…

    Dr Marissa Kelaher•
    July 4, 2026
  • woman in white shirt lying on black textile

    Why Sleep Feels So Much Harder In Your 40s

    If you’ve found yourself lying awake at 3am wondering what happened to your ability to sleep, you’re not alone. Poor sleep is one of the most common issues impacting women in their forties and beyond.. It often starts innocently enough.…

    Dr Marissa Kelaher•
    July 4, 2026

People love our courses!

This is what they say:
  • Course completed:

    Nutrition Reset

    ”

    I am sincerely learning so much already on your spring reset. you have both managed to make the information easy to read and understand and makes so much sense! Because trust me, I was very confused with all the conflicting noise out there. also I have tried the mushroom n walnut taco recipe which was delicious and will be making again. Can’t wait for your daily emails.

    Pauline

  • Course completed:

    Reboot Your Health

    ”

    I have found the course incredibly useful, I only wish I knew all of this information sooner! The course material is beautifully presented, and easy to follow and understand for any learning style. Not only that, it has really inspired me to improve the nutrition and general wellbeing of myself and my family.

    Rebecca

  • Course completed:

    Nutrition Reset

    ”

    It was so clear and concisely delivered great info that covered so many different areas of healthy diet and nutrition.

    Julie

  • Course completed:

    Reboot Your Health

    ”

    A wonderful reboot / reset course to help you focus on your own health and the future you.

  • Course completed:

    Nutrition Reset

    ”

    I really enjoyed the course – so much interesting information, helpful tips and recipe ideas. I think I’m mostly on track / I just need to keep increasing the vegetable content of my meals whilst still making sure I’m getting enough protein – and to drink more water (and to actually respond to the hourly reminders I set up on my phone!)

  • Course completed:

    Reboot Your Health

    ”

    I have found the course incredibly useful both personally and as a doctor. I only wish I knew all of this information sooner!

Check out Your Lifestyle Medics on Instagram!