Many people think of ADHD as something that affects kids. But symptoms often continue into adulthood, and some adults are not diagnosed until later in life. If you have long struggled with focus, organization, or restlessness, you may wonder whether ADHD could be part of the picture. Here is what national health experts say about how ADHD can look in adults and how an evaluation generally works.
What ADHD is
The National Institute of Mental Health (NIMH) describes attention-deficit/hyperactivity disorder (ADHD) as a neurodevelopmental disorder marked by inattention, hyperactivity, and impulsivity. Everyone loses focus or acts on impulse sometimes. With ADHD, these behaviors happen often, show up in more than one setting, such as home and work, and get in the way of daily life.
Symptoms begin in childhood and usually continue into the teen years and adulthood, according to NIMH.
How ADHD can show up in adults
ADHD may look different in adults than in children. The Centers for Disease Control and Prevention (CDC) notes that hyperactivity may decrease, or it may show up as extreme restlessness. NIMH adds that inattentive symptoms often last as people get older, while hyperactivity and impulsivity are more likely to decline.
Signs of inattention
- Trouble paying attention or staying on task
- Getting distracted often
- Trouble remembering daily tasks
- Losing things or being forgetful
- Disorganization and procrastination
- Poor time management or planning
Signs of hyperactivity and impulsivity
- Feeling restless or needing constant activity
- Trouble with quiet activities or sitting still for long periods
- Fidgeting or moving around often
- Acting without thinking or having trouble with self-control
- Interrupting others or being very talkative
The CDC notes that symptoms can feel worse as adult responsibilities grow. During stressful times, ADHD can affect daily life, relationships, and healthy habits like exercise and sleep.
Why some adults are diagnosed later
NIMH explains that many adults with ADHD were not identified as children because teachers and parents may not have recognized the signs. Symptoms in girls and women are especially likely to have been missed in childhood. So if you are only now asking these questions, that is not unusual.
Other conditions can look similar
There is no single test for ADHD, the CDC says. Sleep disorders, anxiety, depression, and some learning disabilities can cause symptoms that look like ADHD. ADHD also often occurs alongside other conditions. NIMH lists learning disorders, sleep problems, anxiety, and depression among them, and the CDC adds substance misuse for adults.
This is one reason a careful evaluation matters. Feeling scattered can have more than one cause, and sorting that out helps you and your clinician choose the right next steps.
How an evaluation generally works
ADHD can be diagnosed by a primary care provider or by a mental health professional such as a psychologist or psychiatrist, according to the CDC. Every clinician has their own approach, but evaluations often include several parts.
1. Your history
Your clinician will ask about your current symptoms and how they affect your life. Because ADHD starts in childhood, they will also want to know whether symptoms began before age 12. MedlinePlus notes that a review of your medical and family history is part of the process.
2. Rating scales and checklists
The CDC says clinicians use a checklist for rating ADHD symptoms along with your history. NIMH notes that an evaluation may include clinical interviews, behavior rating scales, or symptom checklists. Some also include psychological tests that look at thinking skills like memory, planning, and decision-making.
3. Input from people who know you
A clinician may ask to talk with people who know you well, such as a partner, family member, or friend, about how you act in different situations and what you were like as a child. NIMH adds that they may look at school reports or other childhood records.
4. Ruling out other causes
MedlinePlus explains that a medical provider may check for other health conditions, which can include vision and hearing tests and a thyroid check. Screening for other mental health conditions is also part of the process, since the clinician needs to confirm your symptoms are not caused by something else.
What clinicians look for
For people 17 and older, MedlinePlus notes that a diagnosis requires at least five ongoing symptoms that started before age 12 and have lasted at least six months in more than one setting.
How to prepare for your visit
- Write down the symptoms you notice and examples of how they affect work, home, or relationships
- Note when you first remember having these challenges
- Gather old school records or report cards if you have them
- Ask a family member what you were like as a child
- Bring a list of your medicines and any health conditions
MedlinePlus says no special preparation is needed for ADHD screening, and your provider will let you know which health and school records to gather.
Talvi offers video visits with licensed clinicians. At Talvi, a licensed clinician reviews your health history before anything is prescribed.
Questions to ask your clinician
- Could my symptoms be ADHD, or could something else explain them?
- What will the evaluation include, and how long will it take?
- Will you need to hear from family or see old records?
- Should I also be checked for sleep problems, anxiety, or depression?
- If I am diagnosed, what are my options, and how will we decide together?
If you ever feel overwhelmed or have thoughts of harming yourself, call or text 988 or chat at 988lifeline.org. In an emergency, call 911.
The bottom line
ADHD is not only a childhood condition. In adults, it often looks like ongoing trouble with focus, organization, and restlessness that gets in the way of daily life. A careful evaluation looks at your history, uses rating scales, and checks for other causes. If this sounds familiar, a licensed clinician can help you find out what is going on.