In our busy lives, we all have dozens of little (and not so little) things to remember to do over the course of a day, such as phone calls and appointments. People with ADHD have great difficulty reminding themselves of these tasks at the right time, often forgetting completely or remembering only when it’s too late.
People with ADHD have difficulty monitoring the passage of time and planning accordingly, a skill that’s really important in today’s busy world. As a result, they tend to spend too long on some activities and not plan enough time for others. This contributes to their well-known time management problems.