The video features a bald man with a beard and glasses wearing a light blue shirt. He is standing in front of a blue background and speaking to the camera. The man appears to be giving a presentation or lecture, as he is gesturing with his hands and appears to be explaining something. In the background, there is a large image of red blood cells and plasma, which is likely related to the topic of the video. The image shows red blood cells and plasma in a tube, with some bubbles visible. The man's expression is serious, and he seems to be engaging with his audience.