A mass casualty incident (MCI) is a disaster or major incident characterized by a quantity, severity, and diversity of injuries in patients that can rapidly overwhelm the ability of local medical resources to deliver comprehensive and definitive medical care.

Gunshot injuries include violence-related, unintentional, and self-inflicted injuries. The majority of these injuries are caused by handguns.

Organizing the medical equipment for an expedition requires an enormous amount of planning and forethought. No matter how much equipment is hauled in, one cannot possibly prepare for every conceivable illness or accident.

Not all rescuers need to be trained to the most advanced levels of wilderness operations, and individuals should always operate within the limits of their experience and training.

In order to preserve the wilderness environment, individuals should follow to the best of their abilities the following recommendations.

There is no substitute for preparedness. Adherence to this basic rule will prevent or ease the majority of mishaps that occur in the wild. Proper education before situations of risk allows you to cope in a purposeful fashion, rather than in fear and panic.

Anaphylaxis is a rapid, systemic, potentially dangerous allergic reaction that can escalate to impact various bodily systems.

Shellfish is a common food allergy. Some people with shellfish allergy react to all shellfish, while others react to only certain kinds.

Penicillin allergy is an abnormal reaction of your immune system to the antibiotic drug penicillin. Penicillin is prescribed for treating various bacterial infections.

It's one of the most common causes of a life-threatening allergic reaction to food. This life-threatening reaction is known as anaphylaxis. Peanut allergy has been increasing in children.

Exercise-induced asthma is when the airways narrow or squeeze during hard physical activity. It causes shortness of breath, wheezing, coughing, and other symptoms during or after exercise.

Hay fever, also called allergic rhinitis, causes cold-like symptoms. These may include a runny nose, itchy eyes, congestion, sneezing and sinus pressure. But unlike a cold, hay fever isn't caused by a virus.

A wasp sting typically results in an itchy and painful welt. While it can be uncomfortable, most people recover quickly and without complications. Read on to learn how you treat a wasp sting.

HACE (high-altitude cerebral oedema) causes your brain to swell due to a lack of oxygen at high altitudes. It affects anyone, from expert climbers to first-time outdoor enthusiasts.

High-altitude pulmonary oedema (HAPE) is a life-threatening condition that occurs when fluid builds up in the lungs at high altitudes. It's a severe form of altitude sickness.

Acute Mountain Sickness (AMS) is a common condition occurring in individuals ascending to altitudes usually above 8,000 feet (2,500 m). It is usually a benign, self-limited condition, but it can progress to more severe manifestations.

Whether in the rolling high steppes of Tibet, the looming snowy ranges of the Himalayas and Pakistan, or the numerous hot, humid jungles and savannahs in Eastern and Central Africa, trekkers have choices.

Each pregnancy is unique, and every woman faces different challenges during pregnancy yet harbours a general apprehension about the safety of travel during pregnancy.

While pregnancy is a normal occurrence in life, travel during pregnancy is a multidimensional health issue requiring in-depth investigations.

The best way to stay safe and healthy during your travel is to be informed and minimise the health dangers related to travel for work, business, or leisure.