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Related Concept Videos

Analgesia and Pain Management01:25

Analgesia and Pain Management

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Pain is critical to various clinical pathologies, provoking an urgent need for effective management. Pain, whether acute or chronic, is a complex neurochemical process. Its alleviation depends on the type, with nonopioid analgesics effective for mild to moderate pain, such as musculoskeletal or inflammatory pain, while neuropathic pain responds best to anticonvulsants, tricyclic antidepressants, or serotonin/norepinephrine reuptake inhibitors. For severe acute or chronic pain, opioids may be...
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Pain01:20

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Pain serves as a critical warning signal that alerts the body to potential or actual harm. When mechanical pressure on the skin is intense, such as from a sharp pinch, the sensation transitions from touch to pain. Similarly, extreme temperatures, like a hot pot handle, convert the sensation of heat into pain. Pain can also result from overstimulation of other senses, such as blinding light, loud noise, or the intense heat from habañero peppers. This ability to sense pain is essential for...
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Nociception01:44

Nociception

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Nociception—the ability to feel pain—is essential for an organism’s survival and overall well-being. Noxious stimuli such as piercing pain from a sharp object, heat from an open flame, or contact with corrosive chemicals are first detected by sensory receptors, called nociceptors, located on nerve endings. Nociceptors express ion channels that convert noxious stimuli into electrical signals. When these signals reach the brain via sensory neurons, they are perceived as pain.
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Peripheral Artery Disease V: Postoperative Nursing Management01:23

Peripheral Artery Disease V: Postoperative Nursing Management

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During the postoperative period, it is crucial to focus on maintaining circulation, identifying and managing potential complications, and planning for discharge.Nursing AssessmentVital signs monitoring: Regularly monitor vital signs, including blood pressure, heart rate, respiratory rate, and temperature, to detect early signs of complications such as bleeding and infection.Circulation assessment: Monitor pulses, perform Doppler assessments, and check capillary refill, color, temperature, and...
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Opioid Analgesics: Synthetic and Semisynthetic Opioids01:15

Opioid Analgesics: Synthetic and Semisynthetic Opioids

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Synthetic and semisynthetic opioids are pivotal in pain management and tackling opioid addiction. Semisynthetic opioids, including morphinans (morphine derivatives), oxycodone, oxymorphone, hydrocodone, and hydromorphone, have improved pharmacokinetic profiles compared to morphine. Additionally, heroin and 6-MAM (6-Monoacetylmorphine) show better CNS penetration than morphine due to heightened lipid solubility. Hydromorphone, a potent opioid, undergoes hepatic metabolism to form the active...
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Related Experiment Video

Updated: Apr 14, 2026

Optimizing Photoneuromodulation Techniques to Evaluate the Role of Green Light-Emitting Diodes in Pain Management
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Speed, science and optimal pain relief.

R A Moore1

  • 1Pain Research and Nuffield Division of Anaesthetics, University of Oxford, Oxford, UK.

International Journal of Clinical Practice. Supplement
|April 25, 2015
PubMed
Summary

Pain significantly impacts global health, with headache disorders being highly prevalent. Pain-related conditions contribute substantially to the global burden of disease and disability.

Area of Science:

  • Global Health
  • Epidemiology
  • Neurology

Background:

  • Pain represents a significant worldwide health challenge.
  • Six of the eleven most common global conditions are associated with pain.
  • Tension-type headache and migraine are the second and third most prevalent conditions.

Purpose of the Study:

  • To highlight the global prevalence and impact of pain-related conditions.
  • To emphasize the burden of headache disorders within the spectrum of pain.
  • To underscore pain's contribution to years lived with disability.

Main Methods:

  • Analysis of global health statistics.
  • Review of epidemiological data on prevalent conditions.
  • Assessment of disability-adjusted life years (DALYs) for pain-related disorders.

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Electrophysiological Methods to Assess Peripheral Pain Block in an Anesthetized Rat

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Related Experiment Videos

Last Updated: Apr 14, 2026

Optimizing Photoneuromodulation Techniques to Evaluate the Role of Green Light-Emitting Diodes in Pain Management
09:03

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Dynamic Quantitative Sensory Testing to Characterize Central Pain Processing
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Dynamic Quantitative Sensory Testing to Characterize Central Pain Processing

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07:58

Electrophysiological Methods to Assess Peripheral Pain Block in an Anesthetized Rat

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Main Results:

  • Pain-related conditions constitute a major portion of global health issues.
  • Headache disorders, specifically tension-type headache and migraine, are exceptionally common.
  • Five of the top eleven causes of disability worldwide are linked to pain.

Conclusions:

  • Pain is a critical global health concern requiring significant attention.
  • The high prevalence and disability associated with pain, particularly headaches, necessitate effective management strategies.
  • Addressing pain is crucial for reducing the global burden of disease and improving quality of life.