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Common neurological symptoms in adults

The most common neurological symptoms in adults are headache, dizziness, numbness and tingling, weakness, memory difficulty, tremor and episodes that look like seizures. Most have treatable explanations, and the pattern over time usually matters more to the diagnosis than the intensity on any single day.

Quick answer

The most common neurological symptoms in adults are headache, dizziness, numbness and tingling, weakness, memory difficulty, tremor and episodes that look like seizures. Most have treatable explanations, and the pattern over time usually matters more to the diagnosis than the intensity on any single day.

The seven that account for most visits

Headache is the most frequent reason adults consult neurology. Dizziness and imbalance follow, then sensory symptoms in the hands and feet, weakness, memory and concentration complaints, tremor, and transient episodes of altered awareness. Each of those headings covers several distinct conditions, which is why the first appointment is mostly questions.

Why pattern beats severity

A neurologist is listening for shape: whether something came on over seconds, hours or months; whether it is constant or episodic; whether it is spreading, stable or receding; what makes it better or worse. A moderate symptom with a worrying pattern often matters more than a severe one with a reassuring pattern, which is the opposite of what most people assume.

What to bring

A written record beats memory. Note when episodes happen, how long they last, what preceded them and what you did about it. Bring a full medication list including over-the-counter and supplements, since several common ones affect nerves, balance or alertness. If anyone has witnessed an episode, their account is often the single most valuable piece of information.

About this practice

Clinical Neurology Specialists has been physician-owned since 1998, when Leo Germin, M.D., FAANEM founded it. Five board-certified neurologists and four advanced practice providers see patients at the Las Vegas and Henderson offices, each with its own AANEM-accredited electrodiagnostic laboratory.

Clinical Neurology Specialists is an adult outpatient neurology practice for patients 18 and older. The practice performs no surgery and operates no imaging suite, infusion suite or interventional pain programme, and provides no emergency or inpatient care.

Emergency & crisis resources: Clinical Neurology Specialists is not an emergency service. For stroke symptoms, a seizure lasting more than five minutes or any medical emergency, call 911 or go to the nearest emergency room. For a mental health crisis, call or text 988 (Suicide & Crisis Lifeline).

Frequently asked

Questions about common neurological symptoms in adults

What are the most common neurological symptoms in adults?
Headache, dizziness or imbalance, numbness and tingling, weakness, memory and concentration difficulty, tremor, and episodes of altered awareness. These account for the majority of adult neurology referrals, and most have identifiable and treatable causes. Each of those headings covers several distinct conditions, which is why the first appointment consists mostly of questions rather than tests.
Which symptoms are the real warning signs?
Anything sudden and severe: one-sided weakness, trouble speaking or understanding, sudden vision loss, the worst headache of your life, a first seizure, or new confusion. Those are emergency department symptoms. Gradual, persistent or progressive symptoms belong in a scheduled appointment.
When should I see a neurologist rather than my regular doctor?
When a symptom is new and persistent, when it is changing, or when initial treatment from your primary care physician has not worked. Your primary care physician is a reasonable first stop for most of these, and many insurance plans expect that step anyway.
Do these symptoms always mean something serious?
No. Many turn out to have ordinary explanations including medication effects, sleep deprivation, migraine, inner-ear problems and nerve compression. The purpose of the assessment is to identify which category you are in rather than to assume the worst or dismiss it.
Do you see patients under 18?
No. This is an adult outpatient practice for patients 18 and older. Neurological symptoms in children require paediatric neurology, which is a different practice. We state it plainly here rather than let someone discover it after booking, because a wasted appointment costs a family time they may not have. Paediatric neurology is a separate specialty with separate training.

Physician-reviewed. Reviewed by the physicians of Clinical Neurology Specialists — board-certified neurologists, AANEM-accredited electrodiagnostic laboratories, physician-owned since 1998. Reviewed 1 August 2026. This article is general education for adults 18 and older and is not a substitute for a consultation.

Next step

Speak to a board-certified neurologist

Adults 18 and older, at the Las Vegas and Henderson offices. Call 702-804-1212 or request an appointment online.