|
|
According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.
More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.
Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.
Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
![Formation of additional eyes in Drosophila caused by the abnormal expression of a master control gen](https://biology-forums.com/gallery/47/medium_33_14_07_11_6_03_48.jpeg)
![Gate Control Theory, Gate control, Open gate, Closed gate, Pain, Nerve transmission of pain, Pain ma](https://biology-forums.com/gallery/47/medium_18099_24_09_12_10_46_18.jpeg)