ROGER HARRIS / SCIENCE PHOTO LIBRARY ROGER HARRIS / SCIENCE PHOTO LIBRARY
Headache. Conceptual computer artwork of a man holding his head due to the pain of a headache. His brain is shown in red. Headaches are generally caused by the expansion of blood vessels creating pressure on the membranes surrounding the brain. Most headaches can be treated with rest and painkilling drugs.
Model release not required. Property release not required.