A bearded man sits in the dark in front of a virtual menu. Human brain research - Stock Photo & Image

A bearded man sits in the dark in front of a virtual menu. Human brain research

Portrait of a bearded man in the dark in front of a virtual menu. Readings on the life support monitor

Portrait of a bearded man in the dark in front of a virtual menu. Readings on the life support monitor

A bearded man sits in the dark in front of a virtual menu. Human brain research

Portrait of a bearded man in the dark in front of a virtual menu. Readings on the life support monitor

Portrait of a bearded man in the dark in front of a virtual menu. Readings on the life support monitor

A bearded man sits in the dark in front of a virtual menu. Human brain research

A bearded man sits in the dark in front of a virtual menu. Human brain research

Male bearded doctor in a medical coat and with a magnifying head strap w lights sitting on the desk. Optometrist equipment. Medical office

Male bearded doctor in a medical coat and with a magnifying head strap w lights sitting on the desk. Optometrist equipment. Medical office

Male bearded doctor in a medical coat and with a magnifying head strap w lights sitting on the desk. Optometrist equipment. Medical office

Male bearded doctor in a medical coat and with a magnifying head strap w lights sitting on the desk. Optometrist equipment. Medical office

Jack Russell Terrier dog looks at a virtual screen with a medical examination of the respiratory system. HUD menu

A female doctor examines an MRI scan of the brain

A female doctor examines an MRI scan of the brain

Male bearded doctor in a medical coat and with a magnifying head strap w lights sitting on the desk. Optometrist equipment. Medical office