Asthma
Asthma is a chronic condition involving the respiratory system in which the airway occasionally constricts, becomes inflamed , and is lined with excessive amounts of mucus , often in response to one or more triggers. These episodes may be triggered by such things as exposure to an envir more
Prostate cancer
Prostate cancer is a disease in which cancer develops in the prostate , a gland in the male reproductive system . It occurs when cell s of the prostate mutate and begin to multiply out of control. These cells may spread (metastasize ) from the prostate to other parts of the bod more
Charles Darwin
Charles Robert Darwin (12 February 1809 – 19 April 1882 ) was an English naturalist . After becoming eminent among scientists for his field work and inquiries into geology , he proposed and provided scientific evidence that all species of life have evolved over time f more
DNA repair
DNA repair refers to a collection of processes by which a cell identifies and corrects damage to the DNA molecules that encode its genome . In human cells, both normal metabolic activities and environmental factors such as UV light can cause DNA damage, resulting in as many as 1 mil more
Guinea pig
The Guinea pig (also commonly called the cavy after its scientific name) is a species of rodent belonging to the family Caviidae and the genus Cavia . Despite their common name, these animals are not pig s, nor do they come from Guinea . They are native to the Andes , and while no lo more