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Shortness of breath (SOB), known as dyspnea (in AmE) or dyspnoea (in BrE), is an uncomfortable feeling of not being able to breathe well enough. The American Thoracic Society defines it as "a subjective experience of breathing discomfort that consists of qualitatively distinct sensations that vary in intensity", and recommends evaluating dyspnea by assessing the intensity of its distinct ...
The swelling of the vocal folds cause ballooned-like appearance, known as a polyp. The polyps of Reinke's edema are usually benign, however, there may be a risk of cancer if the patient is a smoker. Additionally, if the edema becomes too severe, patients may experience difficulty breathing due to airway obstruction. [2] [12]
Pneumonia is an inflammatory condition of the lung primarily affecting the small air sacs known as alveoli. [3] [14] Symptoms typically include some combination of productive or dry cough, chest pain, fever, and difficulty breathing. [15]
The condition follows an exposure to breathing through apparatus that could allow aspiration of small quantities of salt water as an aerosol. An immediate cough with sputum followed by a latent period of about two hours average, respiratory symptoms and signs, reduction in forced expiration volume and vital capacity, possible radiographic changes and generalised symptoms of malaise, rigors ...
Sure, spray tans look beautiful when done right, but there are a handful of hidden dangers than can be awful for your health. The number 1 and most commonly known danger lies in an omega-3 fatty ...
The LD 50 of nicotine is 50 mg/kg for rats and 3 mg/kg for mice. 0.5–1.0 mg/kg can be a lethal dosage for adult humans, and 0.1 mg/kg for children. [19] [20] However the widely used human LD 50 estimate of 0.5–1.0 mg/kg was questioned in a 2013 review, in light of several documented cases of humans surviving much higher doses; the 2013 review suggests that the lower limit causing fatal ...
Repeat this cycle twice and then breathe 'normally' for 5 cycles (1 cycle = 1 inhale + 1 exhale). The point is to focus on breathing and relax the heart rate. [67] Although breathing into a paper bag was a common recommendation for short-term treatment of symptoms of an acute panic attack, [68] it has been criticized as inferior to measured ...
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