Is Clinical Cosmetology or Skin Aesthetics good as an income source? Where to do this course from?

Cosmetology is the study and application of beauty treatments. It brings together basic techniques like hair styling and manicures to salon-specific routines like facials, hair treatments, etc. Medical cosmetology, the more intensive side of cosmetology, largely deals with skin care. Problems like

I would request @|suni207| to share his views on the above statement.