Pushing yourself to your limit is kind of the whole point of exercise - running just a little longer when you're exhausted, doing that extra rep until you can't lift anymore.

But sometimes we miss warning signs, and push ourselves too hard - leading to an injury that even once fully recovered, most won't get back into the gym.

So how hard is too hard to push yourself?

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A range of governments have flip flopped on mental health funding for years.

No matter how much is put into the sector, it always seems to end up in the wrong place - or not spent at all.

So where should the money be going?

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The older we get, the more important it is to maintain health, but what movements are the true needle-movers for a longer, healthier life?

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We've all heard the rumours that supplements and vitamins are just expensive waste that goes straight through you, but there are some that doctors recommend.

So which are useless and which can actually improve your health?

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We know how serious heart health is - but what can we actually do to help it?

At what point should we start to be worries about how our weight is impacting our hearts - and how much does that really matter when heart issues don't discriminate?

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Neuroscientist Dr Mark Williams partnered with Amazon Kindle and found that kiwis are checking for notifications up to 50 times an hour - a major contributor to 86% of us feeling stressed by bedtime.

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He was the Director-General of Health leading the country through the hardest health challenges New Zealand has faced in modern history.

Today, he's a Professor at the University of Auckland's School of Population Health.

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Menopause is one of the most natural things a woman can go through, so why is it so taboo to speak about?

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