Concept illustration on brain waves, rest and sleeping pattern

Stages of sleep, brain wave frequencies, neuroscience
A minimal art drawing of a stylish woman with a yellow hat obscuring her eyes, smoking a cigarette. The background is split in two, with the upper portion in blue and the lower portion in beige.
Freddie Mercury performing on stage, illustration
Monday Motivation. A woman performing a handstand while holding a gymnastic ribbon in her left hand, with a colorful geometric background.