Changes

For most of his adult life Darwin suffered from very poor health.<ref>http://www.answersingenesis.org/creation/v17/i4/darwins_illness.asp</ref> 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 medical journals Darwin suffered the following symptoms: palpitations, shortness of breathe ("air fatigues" ), light headedness ("head swimming" ), trembling, crying, dying sensations, abdominal distress, and depersonalization ("treading on air and vision"), nausea, severe vomiting, flatulence, alimentary canal pain, various forms of eruption of the skin, and nervous exhaustion. <ref>"The Illness of Charles Darwin", William B. Bean, September 1978, American Journal of Medicine and "''Charles Darwin and Panic Disorder''" by Thomas J. Barloon, MD and Russel Noyes, Jr., January 8, 1997 [[Journal of the American Medical Association]]</ref>

For most of his adult life Darwin suffered from very poor health.<ref>http://www.answersingenesis.org/creation/v17/i4/darwins_illness.asp</ref> 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 medical journals Darwin suffered the following symptoms: palpitations, shortness of breathe ("air fatigues" ), light headedness ("head swimming" ), trembling, crying, dying sensations, abdominal distress, and depersonalization ("treading on air and vision"), nausea, severe vomiting, flatulence, alimentary canal pain, various forms of eruption of the skin, and nervous exhaustion. <ref>"The Illness of Charles Darwin", William B. Bean, September 1978, American Journal of Medicine and "''Charles Darwin and Panic Disorder''" by Thomas J. Barloon, MD and Russel Noyes, Jr., January 8, 1997 [[Journal of the American Medical Association]]</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 ==