Eating 1 cup of chopped carrots provides you with 10,605 micrograms of vitamin A, which is far more than the 900 micrograms required daily for men or 700 micrograms for women, according to the Linus Pauling Institute.
Rare exceptions are usually the result of a secondary factor, such as excess fluid around the brain (hydrocephalus). The most common cause of dwarfism is a disorder called achondroplasia, which causes disproportionately short stature. This disorder usually results in the following: 1  An average-size trunk.
Achondroplasia is inherited in an autosomal dominant pattern, which means one copy of the altered gene in each cell is sufficient to cause the disorder. About 80 percent of people with achondroplasia have average-size parents; these cases result from new mutations in the FGFR3 gene.