Most likely, no.
We've seen people of all ages make successful shifts.
Of course, if you're 60 and you want to be a professional ballet dancer, it's unlikely to happen. So, there are clearly some lines of work that will be ruled out due to age.
However, we've seen our audience make shifts of all kinds from their 20s well into their 60s. It's more about your attitude than your age.
As next steps, we recommend taking a look at our Expert Advice section, where we share our best lessons on how to make a shift -- whatever age you're starting from.