Is it not 25 min too short for a focus period? I listen to Andrew Haberman that 90 min is the time you maintain focus.
90 mins of focus but you take intermittent 5 mins break times after every 25 mins. After 90 mins you take a brief long break.
90 mins of focus but you take intermittent 5 mins break times after every 25 mins. After 90 mins you take a brief long break.