4 links
Cyndi's List - Medical, Medicine, and Genetics
cyndislist.com
Includes links to Civil War medicine and hospitals, diseases and medical terms, doctors, genetics and family health.
Genealogy Quest: Diseases
genealogy-quest.com
Features a glossary of archaic medical terms used in vital records and documents.
Pedigree Reducer
hoschl.cz
Program for reducing large pedigrees in Linkage format further used for Genehunter genetic program.