Yes it is real. You've felt it before, sometimes there is that person that when they are gone you say " Ugh! they drained my...energy, right. Consequently there is that person or persons that when you are with them revitalize you. Wow! you feel more ...energized.
Your brain fires electrical impulses between synaptic junctions, you run your feet on carpet then touch an object and you can see the electricity exchange.
Qi is real! Qi translated from Chinese means energy, it's not mystic or new age, it's you and through practice you can increase your qi to improve health and wellness in your life.