Medalius Encyclopedia
The Catholic faith
in clear questions.
58 frequently asked questions about the sacraments, Mary, the saints, the Mass, salvation and much more — answered with official sources, no confrontation, no fluff. Search, browse by topic, or submit your own.
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Updated · 13 JunWhy do Catholics pray to the saints?
The saints intercede for us before God, like friends who ask for something on our behalf.
Read full answer →Is the Catholic Church the True Church of Christ?
Read →Why do Catholics pray the rosary?
Read →Do Catholics believe in salvation by works?
Read →Do Catholics worship images?
Read →A study of questions and doubts.
Showing 25–36 of 36tal resultsWhy do Catholics call priests father?
The term "father" reflects the priest's mission to guide and protect the faithful, as a father does with his children.
Why do Catholics have seven sacraments?
The seven sacraments were instituted by Christ as effective signs of divine grace in Christian life.
Is the Pope infallible?
The Pope is infallible when he teaches ex cathedra in matters of faith and morals.
Did the Catholic Church change Saturday to Sunday?
The weekly Easter on Sunday reflects Christ’s victory over sin, something that Saturday prefigured.
Why do Catholics celebrate the Eucharist?
Yes, Catholics celebrate the Eucharist, which is the center of Christian life. Christ requested: "Do this in memory of me" (Lk 22:19).
Is the Mass a repetition of Christ's sacrifice?
Christ's sacrifice on the cross becomes present in an unbloody manner in the Mass and is not a repetition.
Why do Catholics believe in transubstantiation?
Transubstantiation is the change of bread and wine into the Body and Blood of Christ
Do Catholics believe in purgatory?
Yes, Catholics believe in purgatory. Matthew 12 speaks about forgiveness of sins in a future life, implying purgatory.
What is the doctrine of the Immaculate Conception?
The doctrine of the Immaculate Conception states that Mary was conceived without original sin, preserved by God from the beginning of her existence
Why do Catholics have the sacrament of Confirmation?
Just as the apostles received the Spirit at Pentecost, Confirmation strengthens us for the mission.
Do Catholics believe that the Pope is the Vicar of Christ?
Yes, the Pope is the Vicar of Christ, the supreme leader of the Church, according to the Catechism.
Why do Catholics baptize children?
Because Baptism cleanses from original sin, inherited from Adam, and grants sanctifying grace.
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