No. Hair grows from the follicle, below the skin. Scissors touch the other end, and the follicle has no idea it happened.
Transcript
Trimming makes hair grow faster. Hairdressers say it and it's not how hair works. Hair grows from the root. Scissors touch the other end. The follicle has no idea what happened. What a trim really does is remove split ends before they travel up the strand and snap. So you lose less length to breakage and it looks like it grew faster. Same speed, less waste.
What a trim really does is remove split ends before they travel up the strand and snap. You lose less length to breakage, so hair appears to gain length faster. Same growth speed, less waste.