I’m worn out, but my mind is racing: Why ADHD makes sleep harder than you think

From spinning thoughts to disrupted routines and late-evening energy surges, ADHD and sleep can interact in ways that make switching off impossible. 

Maybe you were scrolling until 12:30am. Maybe one more episode of Bridgerton turned into three. Or maybe your brain simply refused to switch off.

For people with ADHD, restless nights aren’t just occasional — racing thoughts, late-evening bursts of energy, and a nervous system that won’t power down can make sleep a nightly challenge.

“When you have ADHD, your days can be a real struggle,” says neurodiversity coach and HelloSelf therapist Amy Lynn Degner. “There’s so much going on, so much noise and stimulation, and so many things competing for your attention. It can be exhausting.”

But that exhaustion doesn’t always lead to sleep. “In the evening, when it’s quieter, your energy comes back up, and ideas start flooding in,” Degner explains. “Instead of winding down, the brain suddenly feels wide awake.”

How ADHD and sleep can clash

Tasks, reminders, and ideas can suddenly fill the mind, creating a sense of urgency that makes sleep feel impossible. Letting thoughts pass without acting on them — exactly what sleep requires — can feel completely out of reach.

“Everything feels like it has to be done right now,” Degner says. “You might think, ‘I’m remembering this — I need to do it before I forget, otherwise I’ll never remember.’ When those thoughts come, it can be really difficult to just lie down and do nothing.”

For some, the surge doesn’t even stop after falling asleep. “People may wake up in the night with a sudden solution to a problem,” Degner adds. “Instead of parking the thought until morning, the urge is to deal with it immediately — and sleep gets disrupted again.”

The vicious cycle of ADHD sleep struggles

Broken sleep rarely ends with just one night. Poor rest can worsen attention, emotional regulation, and resilience, leaving you exhausted when you’re supposed to be awake, and making everyday tasks feel more overwhelming. Many people then try to catch up at night, creating a cycle of late nights followed by exhausted mornings. Without recognising ADHD’s role, it’s easy to blame yourself — but this isn’t laziness.

“It’s not about lack of effort. It’s about a lack of regulation,” says ADHD coach Pollyanna Downes. “ADHD doesn’t make sleep impossible, it just requires new strategies.”

“When your nervous system is on overdrive, it can feel impossible to relax, let alone sleep,” Degner adds.

ADHD sleep strategies: Bedtime routines that work

The good news is that small changes to routines and environment can help the ADHD brain recognise when it’s time to wind down.

“Routines are incredibly important for sleep — but also difficult to set up,” Degner says. Consistency matters: while the ADHD brain craves novelty, it also benefits from predictable signals that help the body prepare for rest.

Even a short wind-down ritual can help. “It doesn’t have to be complicated,” Degner explains. “Five or ten minutes of brushing teeth, doing skincare, putting on a dressing gown — repeating the same steps nightly helps the brain recognise what’s coming next.”

Reducing stimulation before sleep

Lowering stimulation before bed can make a big difference. Degner suggests starting the wind-down earlier than most people expect.

“If you want to sleep at 11pm, begin winding down around 9.30pm,” she says. “Listening to relaxing music or reading something calm helps. Even a gripping novel can be activating, so choose content carefully.”

Over time, these repeated cues help the brain connect certain actions with rest. “When we repeat the same steps regularly, the brain starts to associate them with a nervous system response: ‘I’ve done this sequence before — this means I’m going to sleep,’” Degner explains.

ADHD sleep: A different kind of success

For people with ADHD, “getting a good night” may never look exactly like it does for others — and that’s okay. Understanding your brain, practising small routines, and approaching sleep with self-compassion can make restless nights feel manageable, rather than a personal failing.

“Sleep isn’t about perfection,” Downes adds. “It’s about learning what works for you, being consistent, and finding strategies that respect how your ADHD brain operates.”

With the right approaches, ADHD doesn’t have to mean chronic exhaustion. Sleep can become a tool to support focus, energy, and wellbeing — even if it looks different from the standard “8 hours, lights out” model.

Meet the Expert

Amy Lynn Degner is a psychologist and neurodiversity coach with therapy platform HelloSelf, who has just launched a new partnership with Bupa which sees the first offering of neurodiversity coaching at scale

Pollyanna Downes is an executive coach focusing on ADHD