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Related Concept Videos

Hypertension III: Clinical Manifestations and Diagnostic Studies01:30

Hypertension III: Clinical Manifestations and Diagnostic Studies

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Hypertension is asymptomatic and also referred to as the "silent killer" until it progresses to a severe stage or causes target organ disease. Patients may experience symptoms stemming from the strain on blood vessels and tissues in various organs or the heart's increased workload.Physical exams might show no abnormalities other than high blood pressure. Signs of vascular damage, when present, correspond to the organs supplied by the affected vessels, leading to target organ damage. For...
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Hypertension I: Introduction01:28

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Hypertension is a widespread, long-term medical condition where blood pressure in the arteries remains elevated. It is characterized by systolic blood pressure readings of 130 mm Hg or above or diastolic blood pressure (DBP) readings of 80 mm Hg or higher. Unmanaged hypertension poses significant health risks, making the distinction between primary (or essential) hypertension and secondary hypertension crucial, as their management and implications vary.Primary HypertensionPrimary hypertension,...
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Hypertension and Regulation of Blood Pressure01:18

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Hypertension, the most common cardiovascular disease, is diagnosed through repeated measurements of elevated blood pressure. Its risks, including damage to the kidney, heart, and brain, are directly proportional to blood pressure levels. Starting from 115/75 mm Hg, the risk of cardiovascular disease doubles with each increment of 20/10 mm Hg. The diagnosis relies on blood pressure measurements, not on patient symptoms, as hypertension is often asymptomatic until end-organ damage is imminent or...
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Special considerations while measuring blood pressure01:28

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When assessing blood pressure (BP), healthcare professionals must consider various factors and potential unexpected outcomes to ensure accurate readings and provide proper patient care. Adhering to these guidelines is essential to achieving the most reliable results.
Monitoring Both Arms:
Monitoring BP in both arms during the initial assessment is advisable, as the systolic value may differ by five to ten mm Hg between arms. For subsequent BP assessments, use the arm with the higher reading.
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Blood Pressure01:30

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Blood pressure (BP) is the pressure or force of blood exerted on the artery's walls as it circulates through the body. It is essential for maintaining blood flow throughout the body.
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Blood Pressure01:24

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The movement of blood in a human body, commonly referred to as blood flow, is determined by the volume of blood that traverses a certain section of the bodily system per unit time. It is the rhythmic contraction of the heart's ventricles that primarily instigates this movement. As the ventricles contract, blood is forced into the prominent arteries, which then flow from areas of greater pressure to lower pressure areas. This movement continues into smaller arteries and arterioles and...
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Hypertension among Danish seafarers.

Mingshan Tu, Jorgen Riis Jepsen1

  • 1University of Southern Denmark. jriis@cmss.sdu.dk.

International Maritime Health
|December 24, 2016
PubMed
Summary

Hypertension is highly prevalent among Danish seafarers, affecting nearly half of those studied. This highlights a critical need for targeted prevention and treatment strategies addressing lifestyle and maritime exposures.

Area of Science:

  • Maritime Health
  • Cardiovascular Epidemiology
  • Occupational Health

Background:

  • Arterial hypertension is a global public health concern linked to atherosclerosis, myocardial infarction, and stroke.
  • Limited data exists on hypertension prevalence among seafarers, a group with known higher morbidity and mortality from these conditions.
  • This study investigates hypertension prevalence and risk factors in Danish seafarers.

Purpose of the Study:

  • To determine the prevalence of hypertension among Danish seafarers.
  • To identify potential risk factors for hypertension in a maritime setting.
  • To compare hypertension rates in seafarers with the general Danish adult population.

Main Methods:

  • A representative sample of 629 Danish seafarers underwent medical examinations including blood pressure measurements.
Keywords:
Denmarkhypertensionnoise on boardpre-hypertensionseafarersshift-work

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  • Data was collected between October 2011 and June 2012.
  • Hypertension prevalence was stratified by age, workplace, smoking, alcohol intake, and BMI.

    • Main Results:

    • The prevalence of hypertension was 44.7% in seafarers, significantly higher than the 12.6% in a comparison adult Danish population.
    • An additional 41.8% of seafarers were pre-hypertensive.
    • Hypertension was notably more common in younger seafarers, with low rates of antihypertensive treatment, especially among the young.

    Conclusions:

    • Hypertension represents a significant health challenge for Danish seafarers.
    • Effective management requires both adequate antihypertensive treatment and preventative measures.
    • Prevention strategies should address lifestyle factors and physical/psychosocial exposures inherent to maritime work environments.