Changes

For most of his adult life Darwin suffered from ill health.  The 1992 ''New Encyclopaedia Britannica '' stated that Darwin's illness was [[psychogenic]] in origin (A psychogenic illness is one that originates in the mind or in mental condition). <ref>http://www.answersingenesis.org/creation/v17/i4/darwins_illness.asp</ref>   

For most of his adult life Darwin suffered from ill health.  The 1992 ''New Encyclopaedia Britannica '' stated that Darwin's illness was [[psychogenic]] in origin (A psychogenic illness is one that originates in the mind or in mental condition). <ref>http://www.answersingenesis.org/creation/v17/i4/darwins_illness.asp</ref>   

According to the abstract for a 1997 journal article in the Notes and Records of the Royal Society the psychogenic hypothesis for the origin of Darwin's illness "holds the field" but the article questions the validity of this diagnosis due to the work of [[Ralph Colp Jr.]] MD, a physician and psychiatrist. <ref>http://www.journals.royalsoc.ac.uk/content/c5la8dhfh8v7tbx8/</ref><ref>http://www.pathlights.com/ce_encyclopedia/Encyclopedia/20hist06.htm</ref>

According to the abstract for a 1997 journal article in the [[Notes and Records of the Royal Society]] the psychogenic hypothesis for the origin of Darwin's illness "holds the field" but the article questions the validity of this diagnosis due to the work of [[Ralph Colp Jr.]] MD, a physician and psychiatrist. <ref>http://www.journals.royalsoc.ac.uk/content/c5la8dhfh8v7tbx8/</ref><ref>http://www.pathlights.com/ce_encyclopedia/Encyclopedia/20hist06.htm</ref>

== Darwin's Reaction to Criticism of His Work ==

== Darwin's Reaction to Criticism of His Work ==