Olfaction and pregancy

In pregnacy there is some evidence that mothers sense of smell alters.

Papers
about nutrition during pregnancy. Journal of the American Deictic Association, 91, 435-440.
 * Carruth, B.R. & Skinner, J.D. (1991). Practitioners beware: regional differences in beliefs
 * Kobel, N., Hummel, T., von Mering, R., Huch, A., Huch, R. (2001). Gustatory and olfactory function in the first trimester of pregnancy.  European Journal of Obstetrics, Gynecology and Reproductive Biology, 99, 179-183.
 * Laska, M., Koch, B., Heid, B., Hudson, R. (1996). Failure to demonstrate systematic changes in olfactory perception in the course of pregnancy: a longitudinal study.  Chemical Senses, 21, 567-571.
 * Pope, J.F., Skinner, J.D., Carruth, B.R. (1992). Cravings and aversions of pregnant adolescents.  Journal of the American Dietetic Association, 92, 1479-82.

Papers

 * Google Scholar