New research for Red Kooga, a herbal remedy which helps promote natural vitality and mental alertness, has found: Brits have their greatest mental dip in concentration between 2-4pm. 44% identified it as their lowest energy point. Two out of five (42%) admit to almost falling asleep in work meetings, whilst a third (33%) forget what they are supposed to be doing. … [Read more...] about How mentally alert are you?