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The term childhood disease refers to disease that is contracted or becomes symptomatic before the age of 18 or 21 years old. Many of these diseases can also be contracted by adults. Some childhood diseases include:
The lower respiratory tract consists of the trachea (windpipe), bronchial tubes, bronchioles, and the lungs. [6] Lower respiratory tract infections (LRIs) are generally more severe than upper respiratory infections. LRIs are the leading cause of death among all infectious diseases. [7] The two most common LRIs are bronchitis and pneumonia. [8]
Respiratory disease is a common and significant cause of illness and death around the world. In the US, approximately one billion common colds occur each year. [29] A study found that in 2010, there were approximately 6.8 million emergency department visits for respiratory disorders in the U.S. for patients under the age of 18. [30]
A virus common among young children is surging in the U.S. and sparking concerns that hospitals could become overwhelmed this year by potential winter spikes in both the flu and COVID-19.
Common causes of viral pneumonia are: Influenza virus A and B [5] Respiratory syncytial virus (RSV) [5] Human parainfluenza viruses (in children) [5] Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) [6] Rarer viruses that commonly result in pneumonia include: Adenoviruses (in military recruits) [5] Metapneumovirus [7]
The prevalence of childhood asthma in the United States has increased since 1980, especially in younger children. Rates of asthma have increased significantly between the 1960s and 2008 [9] [10] with it being recognized as a major public health problem since the 1970s. [5] Some 9% of US children had asthma in 2001, compared with just 3.6% in 1980.
Severe disease is rare in people who are usually healthy. [10] Around 10% of respiratory infections in children are caused by adenoviruses. [10] Most are mild and by the age of 10-years, most children have had at least one adenovirus infection. [2] Adenoviruses are the most common viruses causing an inflamed throat. [16] 75% of conjunctivitis ...
In the United States, HMPV cases have seen an increase since November, according to data from the Centers for Disease Control and Prevention. As of Dec. 28, 1.94% of weekly tests returned positive ...