Fashion design is the art of application of design and aesthetics.  Something that's important to many people.
Oh yes, it's very important. I enjoy the work product, but not the process.
Yes, it's a tough process.  The designers must conduct research on fashion trends and interpret them.
I would imagine. Do they have to sew at all?
by manufacturers. This is the essence of a designer’s role; however, there is variation within this that is determined by the buying and merchandising approach, and product quality; for example, budget retailers will use inexpensive fabrics to interpret trends, but high-end retailers will ensure that the best available fabrics are used.
Fashion designers attempt to design clothes which are functional as well as aesthetically pleasing. They consider who is likely to wear a garment and the situations in which it will be worn, and they work
Fashion design
Fashion design is the art of applying design, aesthetics and natural beauty to clothing and its accessories. It is influenced by cultural and social attitudes, and has varied over time and place. Fashion designers work in a number of ways in designing clothing and accessories such as bracelets and necklaces. Because of the time required to bring a garment onto the market, designers must at times anticipate changes to consumer tastes.
Designers conduct research on fashion trends and interpret them for their audience. Their specific designs are used