Why this mushroom coffee alternative is a hit with health-conscious millennials

Are you one of those people who ‘needs’ a coffee to wake up, but still gets jittery and tense after each cup?

You’re not alone.

Excess caffeine consumption has been linked to all sorts of issues, from insomnia and headaches to life-threatening blood pressure increases and heart attacks.

In the UK, we drink over 400 billion cups of coffee each year, equalling to…