Graphic design is one of the flexibility careers cause you're trying to communicate words with creative form of visual presentation.
When you start studying as a graphic designer, it does seem easy at first but what seem like a short time will accumulate a lot of hard work.
And being a designer, there are different areas of being a designer.
Graphic designers are the print designers; magazine, posters, cards, brochures, anything paper-related.
Motion Graphics designers are the animation designers, creating a 10-15 seconds animations where it visually tells you information.
Web Designer are the front-end web page designers, they code and design the visuals of the website rather than the back-end.
And so much.