Research indicates that use of the pill may increase the risk of [[breast cancer]], the most common cancer in women, by 44%, according to an analysis of 34 different studies.<ref>http://www.drkoop.com/newsdetail/93/8014817.html</ref> There is also an increased risk of cervical and liver cancer.{{fact}} | Research indicates that use of the pill may increase the risk of [[breast cancer]], the most common cancer in women, by 44%, according to an analysis of 34 different studies.<ref>http://www.drkoop.com/newsdetail/93/8014817.html</ref> There is also an increased risk of cervical and liver cancer.{{fact}} |