Headache

In medicine a headache or cephalalgia is a symptom of a number of different conditions of the head. Some of the causes are benign while others are medical emergencies.

Does the Location of a Headache Matter?

The location of a headache may be an important factor in identifying the cause of certain types of headaches, but not in all.

Can Contact Lenses Cause Headaches?

Headache Evaluation in Children and Teenagers

Cluster Headaches: Treatment and Prevention

Biofeedback Therapy for Headaches

Migraine with Aura vs. Migraine without Aura

Headaches in Children and Teenagers

Frequent Headaches after a Traumatic Brain Injury

Headache Behind the Eyes: Understanding the Causes

See more featured articles »

What is Medication Overuse Headache?

Headache Related to Eye Problems

What is Muscle Contraction Headache?

Latest Headache News and Research

Short-term, calorie-restrictive diet improves Crohn’s disease symptoms

A Stanford Medicine-led study finds a short-term, calorie-restrictive diet significantly improved symptoms.

13 Jan 2026

Inside the battle for the future of addiction medicine

Elyse Stevens had a reputation for taking on complex medical cases. People who'd been battling addiction for decades. Chronic-pain patients on high doses of opioids. Sex workers and people living on the street.

7 Jan 2026

Low-dose megestrol strengthens hormone therapy in ER-positive breast cancer

Low-dose megestrol enhances hormone therapy for ER-positive breast cancer, reducing tumor proliferation and improving treatment adherence in the PIONEER trial.

7 Jan 2026

Study sheds light on rare emotional and physical responses during orgasm

When some women orgasm, they experience unusual physical and emotional responses such as laughing, crying, headaches, tingling, foot pain, nosebleeds and more.

5 Jan 2026

Bat-borne virus linked to unexplained illnesses in Bangladesh

Infectious disease researchers have identified Pteropine orthoreoviruses (PRVs), a group of newly emergent bat-borne viruses, as the culprit for previously unexplained illness in five Bangladeshi patients, one of whom eventually died with unexplained illness.

5 Jan 2026

Weaker and fragmented circadian rhythms linked to higher dementia risk

Circadian rhythms that are weaker and more fragmented are linked to an increased risk of dementia, according to a new study published on December 29, 2025, in Neurology®, the medical journal of the American Academy of Neurology.

4 Jan 2026

Depression links to chronic headaches through weight and diet, not physical activity alone

Depression was associated with a higher likelihood of chronic headaches in Iranian adults, with statistical models identifying body mass index and dietary iron intake as partial mediators. Physical activity was linked to depression but did not independently mediate headache outcomes, highlighting interconnected, non-causal pathways.

1 Jan 2026

Older age affects functional recovery after spinal cord injury

A new study published on December 23, 2025, in Neurology, the medical journal of the American Academy of Neurology, looks at how age may affect recovery for people with spinal cord injuries.

23 Dec 2025

Genes and biological networks that drive long COVID risk

This study merges causal genetics and network theory, revealing 32 genes linked to long COVID, offering insights for diagnostics and personalized therapies.

19 Dec 2025

Whooping cough cases rise sharply across the United States

Pertussis, also known as whooping cough, is a vaccination-preventable illness that has been on the rise in the United States. Following a several-year lull during the pandemic, cases of whooping cough rose sixfold in 2024 and remain high.

18 Dec 2025

Eating high-fat cheese and cream may be linked to lower dementia risk

Eating more high-fat cheese and high-fat cream may be linked to a lower risk of developing dementia, according to a new study published on December 17, 2025, in Neurology, the medical journal of the American Academy of Neurology.

17 Dec 2025

Study finds small sex differences in recovery after ischemic stroke

When examining recovery during the first year after an ischemic stroke, a new study has found for daily tasks such as eating, dressing and driving, female participants experienced slightly worse recovery than male participants.

17 Dec 2025

Unnecessary gluten-free diets may put children at risk

Understanding gluten-related disorders is crucial for pediatric nutrition, as gluten-free diets can pose health risks without appropriate medical supervision.

15 Dec 2025

Glucose-lowering drugs may reduce risk of developing epilepsy

A preliminary study of people with diabetes suggests that use of glucose-lowering GLP-1 drugs may be linked to a lower risk of developing epilepsy. The study was published on December 10, 2025, in Neurology, the medical journal of the American Academy of Neurology.

10 Dec 2025

New AAN guideline offers treatment strategies for functional seizures

To help neurologists, mental health clinicians and other clinicians determine the best ways to help people manage functional seizures, the American Academy of Neurology has issued a new guideline, published on December 10, 2025, in Neurology, the medical journal of the American Academy of Neurology.

10 Dec 2025

Poor kidney function associated with elevated Alzheimer’s markers in the blood

People with impaired kidney function have higher levels of Alzheimer's biomarkers in their blood, but not an increased risk of dementia, according to a study published December 3, 2025, in Neurology®, the medical journal of the American Academy of Neurology.

3 Dec 2025

Daily tracking menstrual cycles show affects on athletes

New research reveals how daily tracking of menstrual and contraceptive symptoms impacts elite athletes' performance and well-being more accurately than surveys.

3 Dec 2025

Driving behavior data may help detect early cognitive decline

Using in-vehicle driving data may be a new way to identify people who are at risk of cognitive decline, according to a study published on November 26, 2025, in Neurology, the medical journal of the American Academy of Neurology.

26 Nov 2025

New analysis shows one in two people in the U.S. live with neurological conditions

One in two people in the United States, just over half of the population, is affected by a neurological disease or disorder, according to a new systematic analysis by the American Academy of Neurology and the Institute for Health Metrics and Evaluation published on November 24, 2025, in the journal JAMA Neurology.

24 Nov 2025

Study highlights growing reliance on head CTs and inequities in access

A new study shows large increases in the use of computed tomography (CT) scans of the head in emergency departments across the United States from 2007 to 2022.

20 Nov 2025