Exercise-Related Edema: Swollen Hands, Feet, and Legs Explained

Circulatory Emergencies / By

Exercise-Related Edema: Swollen Hands, Feet, and Legs Explained   Swelling of the hands, feet, or lower legs—known as edema—is a common and usually harmless occurrence during or shortly after exercise. It is especially noticeable during warm weather, pregnancy, or after eating salty foods, all of which promote fluid retention. From a first aid and public […]

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Peripheral Edema: Swollen Legs and Ankles Explained

Sudden Medical Emergencies / By

Peripheral Edema: Swollen Legs and Ankles Explained Peripheral edema most commonly affects the legs, ankles, and feet and appears as visible swelling caused by fluid collecting in the tissues. Edema occurs when small blood vessels leak fluid into surrounding connective tissue, such as skin, cartilage, or the spaces between cells. From a first aid, CPR,

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Swollen Uvula: Causes, Symptoms, and First Aid Awareness

Sudden Medical Emergencies / By

Swollen Uvula: Causes, Symptoms, and First Aid Awareness A swollen uvula—the small, bell-shaped structure that hangs from the back of the soft palate—can be uncomfortable and, in some situations, dangerous. While its exact role isn’t fully understood, the uvula contributes to speech, saliva production, and airflow during breathing and snoring. From a first aid and

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Canker Sores: What They Are, How to Relieve Pain, and When to Seek Care

Wound Care / By

Canker Sores: What They Are, How to Relieve Pain, and When to Seek Care A canker sore (also called an aphthous ulcer) is a small, painful mouth ulcer that usually heals on its own within 7–10 days. While not dangerous, canker sores can make eating, drinking, and speaking uncomfortable, especially for children. From a first

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Contact Lens Infections: First Aid Awareness and Prevention

Sudden Medical Emergencies / By

Contact Lens Infections: First Aid Awareness and Prevention   Contact lens infections are a common issue among people who wear contact lenses. These infections may be bacterial, viral, or fungal, and while some are mild, others can threaten vision if not treated promptly. From a first aid and public safety perspective, early recognition and proper

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Styes in Children: What Parents and First Aiders Should Know

Sudden Medical Emergencies / By

Styes in Children: What Parents and First Aiders Should Know A stye is a very common childhood eye condition caused by a bacterial infection of the oil glands along the eyelid. While it can look alarming—especially when a child wakes up with a crusty, pus-filled eye—most styes are mild, temporary, and not dangerous. From a

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Contact Lens Safety: Protecting Eye Health and Preventing Serious Complications

Sudden Medical Emergencies / By

Contact Lens Safety: Protecting Eye Health and Preventing Serious Complications Millions of people in Canada and around the world rely on contact lenses to correct vision. When used correctly, contact lenses are safe, effective, and convenient. However, improper use or poor hygiene can lead to eye irritation, infection, and in severe cases, permanent vision damage.

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Pink Eye (Conjunctivitis) in Infants and Children: First Aid Awareness for Parents and Caregivers

Sudden Medical Emergencies / By

Pink Eye (Conjunctivitis) in Infants and Children: First Aid Awareness for Parents and Caregivers Pink eye, also known as conjunctivitis, is a very common condition that affects infants, children, and adults. In young children—especially from birth to about 6 years of age—pink eye is frequently seen in homes, daycares, and school settings across Canada. From

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Facial Rashes in Children During Cold Weather: Causes, Care, and When to Get Help

Environmental Emergencies / By

Facial Rashes in Children During Cold Weather: Causes, Care, and When to Get Help   Facial rashes are common in children, especially during Canadian winters when cold air, wind, and dry indoor heating can irritate sensitive skin. These rashes can range from mild redness to more noticeable irritation and may worry parents and caregivers—particularly when

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Understanding the A1C Test: What It Measures and Why It Matters

Circulatory Emergencies / By

Understanding the A1C Test: What It Measures and Why It Matters The A1C level—also called HbA1c—refers to glucose-modified hemoglobin. Hemoglobin is the protein inside red blood cells that carries oxygen throughout the body. When glucose circulates in the bloodstream, some of it naturally attaches to hemoglobin, creating HbA1c. Because red blood cells circulate for several

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