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Molecular and Cellular Neurobiology of Circadian and Circannual Rhythms in Migraine: A Narrative Review.

Migraine-a primary headache-has circadian and circannual rhythms in the onset of attacks. The circadian and circannual rhythms involve the hypothalamus, which is strongly associated with pain processing in migraines. Moreover, […]

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Fibromyalgia and Irritable Bowel Syndrome Interaction: A Possible Role for Gut Microbiota and Gut-Brain Axis.

Fibromyalgia (FM) is a serious chronic pain syndrome, characterised by muscle and joint stiffness, insomnia, fatigue, mood disorders, cognitive dysfunction, anxiety, depression and intestinal irritability. Irritable Bowel Syndrome (IBS) shares […]

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Kinins’ Contribution to Postoperative Pain in an Experimental Animal Model and Its Implications.

Postoperative pain causes discomfort and disability, besides high medical costs. The search for better treatments for this pain is essential to improve recovery and reduce morbidity and risk of chronic […]

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Expressed Beliefs about the Cause of Pain in a Pediatric Population: A Qualitative Study.

(1) Background: The aims of this study are to explore what beliefs children and adolescents manifest about the cause of the pain they describe, to compare whether there are differences […]

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Oral contraceptives containing drospirenone for premenstrual syndrome.

Premenstrual syndrome (PMS) is a common problem. Premenstrual dysphoric disorder (PMDD) is a severe form of premenstrual syndrome. Combined oral contraceptives (COC), which provide both progestin and oestrogen, have been […]

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Sensory profiling in classical Ehlers-Danlos syndrome: a case-control study revealing pain characteristics, somatosensory changes, and impaired pain modulation.

Pain is one of the most important, yet poorly understood complaints in heritable connective tissue disorders (HCTD) caused by monogenic defects in extracellular matrix molecules. This is particularly the case […]

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Non-coding variants in VAMP2 and SNAP25 affect gene expression: potential implications in migraine susceptibility.

Migraine is a common and complex neurological disease potentially caused by a polygenic interaction of multiple gene variants. Many genes associated with migraine are involved in pathways controlling the synaptic […]

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An ethogram analysis of cutaneous thermal pain sensitivity and oxycodone reward-related behaviors in rats.

Inter-relationships between pain sensitivity, drug reward, and drug misuse are of considerable interest given that many analgesics exhibit misuse potential. Here we studied rats as they underwent a series of […]

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Improving to Four or Fewer Monthly Headache Days Per Month Provides a Clinically Meaningful Therapeutic Target for Patients with Chronic Migraine.

Treatment target goals for patients receiving preventive migraine treatment are complicated to assess and not achieved by most patients. A headache “number” could establish an understandable treatment target goal for […]

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Editorial: Chronic pain in neuropsychiatric diseases.

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