Accidents and Injuries Learning Center

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Sandy sprained her ankle on the job Tuesday. A week later, she threw her back out. Two months later, she was on sick leave for neck problems.

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Burns
There are three levels of burns: First-degree burns affect only the outer layer of the skin. They cause pain, redness, and swelling; Second-degree (partial thickness) burns affect both the outer an...
Choking
Choking is when someone can't breathe because food, a toy, or other object is blocking the airway (throat or windpipe.
Fractures
If more pressure is put on a bone than it can stand, it will split or break. A break of any size is called a fracture. If the broken bone punctures the skin, it is called an open fracture (compound...
Sprains and Strains
Sprain refers to damage or tearing of ligaments or a joint capsule. Strain refers to damage or tearing of a muscle.
Insect Bites and Stings
Insect bites and stings can cause an immediate skin reaction. The bite from fire ants and the sting from bees, wasps, and hornets are usually painful. Bites caused by mosquitoes, fleas, and mites a...
Sports Injuries
Sports injuries result from acute trauma or repetitive stress associated with athletic activities. Sports injuries can affect bones or soft tissue such as ligaments, muscles, and tendons.
Spinal Cord Injury
Spinal cord trauma is damage to the spinal cord. It may result from direct injury to the cord itself or indirectly from damage to surrounding bones, soft tissues, and blood vessels.
Human Bites
Human bites are usually caused by one person biting another, although they may result from a situation in which one person comes into contact with another person's teeth. In a fight, for example, o...
Concussion
A concussion is a brain injury that may result in a bad headache or unconsciousness. See also: Concussion - first aid
Bruises
A bruise is an area of skin discoloration. A bruise occurs when small blood vessels break and leak their contents into the soft tissue beneath the skin.
Snake Bites
Snake bites occur when a snake bites the skin, and are medical emergencies if the snake is poisonous.
Whiplash Injuries
Whiplash is when the soft tissues of the neck are injured by a sudden jerking or "whipping" of the head. This type of motion strains the muscles and ligaments of the neck beyond their normal range ...
Torn Meniscus In Knee
Meniscus tears refer to a tear in the shock-absorbing cartilage (meniscus) of the knee.
Head Injury
A head injury is any trauma that leads to injury of the scalp, skull, or brain. The injuries can range from a minor bump on the skull to serious brain injury. Head injury is classified as either cl...
Near Drowning
Near-drowning means a person almost died from not being able to breathe (suffocating) under water. If a person has been rescued from a near drowning situation, quick first aid and medical attention...
Post Concussion Syndrome
Post-concussion syndrome (PCS) is a common but controversial disorder that presents with variety of symptoms including- but not limited to- headache, dizziness , fatigue , and personality changes...
Dislocations
A dislocation is a separation of two bones where they meet at a joint. (Joints are areas where two bones come together) A dislocated bone is no longer in its normal position. A dislocation may also...
Frostbite
Frostbite is damage to the skin and underlying tissues caused by extreme cold.
Foreign Body, Swallowed
If you breath a foreign object into the respiratory tract, it may become stuck and cause breathing problems, as well as inflammation and infection. If swallowed, a foreign object may become stuck a...
Animal Bite
An animal bite can result in a break in the skin, a bruise, or a puncture wound.
Foreign Body In Nose
This article discusses first aid for a foreign object placed into the nose.
Soap Ingestion
Soap ingestion occurs when someone accidentally or intentionally eats or swallows soap.
Poisoning
Poisoning occurs when any substance interferes with normal body functions after it is swallowed, inhaled, injected, or absorbed. The branch of medicine that deals with the detection and treatment o...
Heat Emergencies
Heat emergencies fall into three categories of increasing severity: heat cramps, heat exhaustion, and heatstroke.
Open Wound
A cut is an injury that results in a break or opening in the skin. A laceration is a jagged, irregular cut. A puncture is a wound made by a pointed object (like a nail, knife, or sharp tooth.
Marine Animal Stings Or Bites
Marine animal stings or bites refer to poisonous bites or stings from any form of sea life, including jellyfish.
Foreign Body In Ear
Foreign bodies can enter the human body by swallowing, insertion, or traumatic force, either accidentally or on purpose. The word " foreign " in this context means " originating elsewhere " or ...

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