Told your blood tests are 'normal' but still feeling far from well? You're not alone.

Many people spend months going back and forth with their GP only to be reassured nothing is wrong - yet they continue to struggle.

Often, the answer lies in the difference between standard blood testing and functional blood testing, and understanding that difference could be genuinely life-changing.

We haven’t had a particularly sunny summer this year. However, even on the sunniest of days, we probably haven’t been able to maximise our production of vitamin D.