The Effects of Exercise on Immunity

It is widely accepted that exercise improves health and is, by extension, a valuable contributor to proper immune functioning and resistance to infection. However, excessive exercise is a stressor that can dampen immune functions and as a result, over-training can lead to increased rates of infection with colds and flu-like viruses, a situation commonly seen […]

The Effects of Stress on Immunity

Stress has an undeniable and large effect on health and is a less commonly discussed, but extremely important part of encouraging the greatest human resilience and resistance to infections. A systematic review of 56 studies showed that stress had a significant impact on measures of immunity (reduced natural killer cell activity, NK and T cell […]

The Effects of Sleep on Immunity

It is likely that sleeping too little, or having poor sleep, and possibly sleeping too long impact immunity. There are strong associations between sleep length and quality and a range of long-term health outcomes, such as1: Diabetes mellitus Hypertension Cardiovascular diseases Coronary heart diseases Obesity Over 70 studies featuring more than 50000 participants have evaluated […]

Cliff Harvey on Episode 20 of the GOOD Podcast with Scott Gooding

Celebrity trainer and chef Scott Gooding chats with Dr Cliff Harvey about how we can stay healthy while being stuck at home, what the COVID isolation might mean for long-term public health, and the silver-lining that perhaps we can use this to help find lives of greater passion and purpose.

How to Live a (Nearly) Ad-Free Existence

Using apps to enable greater productivity and choosing to pay for selected, high-quality media, we can reduce stress and anxiety and possibly even save money in the longer-term.

The Problem with ‘Free’ Media…

So much of the media we demand and consume nowadays has a ‘free’ price-tag. But is it truly ‘free’? What implications do click-bait, aggressive advertising, and other aspects of ostensibly free media have on our lives?

Darren Ellis – The Godfather

Cliff chats with ‘the Godfather of CrossFit in NZ’ Darren Ellis, about how to stay fit, functional, healthy, and happy as a busted up former strength athlete.

Michelle Yandle – Empowered Eating

The Carb-Appropriate Podcast Ep.17 In this episode of the podcast, I chat with my good buddy Michelle Yandle. Michelle is a nutrition and health coach focused on empowered patterns of eating and lifestyle. You can find out more about Michelle at https://www.michelleyandle.com/ and her latest book at AMAZON The WELLFED event is happening in New […]

Lose the Facade and Be Humble

In this modern age, we create facades of perfection that ultimately disconnect us from life and happiness. In this excerpt from The Credo, Cliff explores how humility can help us to live our life of passion and purpose.

Cliff Harvey PhD – Ep.88 of The Stag Roar

I’m back on The Stag Roar with Ryan O’Connor. We discuss health, nutrition, dietary guidelines, research and my latest book THE CREDO, and go ‘beyond nutrition’ and down the rabbit hole of mind-body health and pursuing a life of passion and purpose!

Rachel Grunwell – Health and Wellness Crusader

The Carb-Appropriate Podcast Ep.16 In this episode of the podcast, I chat with yogi, and recovery-focussed personal trainer Rachel Grunwell about her journey from investigative journalism to running marathons and becoming a health-focused journalist and yoga practitioner. Rachel’s new book ‘Balance’, featuring insights from health and performance experts from around the world, can be found […]

The Virtue in Happiness

From The Credo The Virtue in Happiness Eudaemonia is often directly translated into English as ‘happiness’, but this is not entirely accurate. The word derives from the ancient Greek eu meaning ‘good’ or ‘in balance’ and -daemon, ‘spirit’, and so, the word has a broader meaning of happiness as a state of a good spirit, […]