The Catholic Church has consistently held that the Eucharist is the body and blood of Jesus Christ under the appearance of bread and wine. However, over half of Catholics do not accept this teaching. In order to dispel doubts, God has provided many instances throughout church history where the consecrated bread and/or wine have become human flesh and blood. These events are called Eucharistic miracles and more than 150 such cases have been approved by the Vatican. Five of these cases have been scientifically investigated and the results are astounding.

One incident occurred in Lanciano, Italy, in the mid-eighth century. In 1971, samples of a transformed host and blood were examined by an Italian doctor, Odoardo Linoli, a professor of anatomy and pathological histology. Linoli found that: the samples are real human flesh and blood; the flesh consists of heart muscle tissue; the blood type is AB, which is the same as on the Shroud of Turin; and there was no evidence of preservatives.

After Mass Aug. 18, 1996, at St. Mary Church in Buenos Aires, Argentina, a discarded consecrated host was placed in water and locked in the tabernacle so it would dissolve. The tabernacle was opened Aug. 26. The host had not dissolved but instead turned into a fleshy bloody substance. After three years, a sample was tested by a team of scientists, including Dr. Frederic Zugiba at Columbia University. Zugiba reported that the sample was muscle tissue from the left ventricle of the heart, which was…