ViaCATHOLIC

Learn with Via · 7 guides

Understanding the Catholic Mass

Begin with the first-visit guide if the Mass is unfamiliar. Then follow the questions that arise as you take part: why the priest kisses the altar, why everyone changes posture, or what happens at the chalice. These explainers describe the Roman Rite and identify United States practices where relevant.

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Understanding the Mass

Catholic Mass for beginners: what to expect

Visiting a Catholic Mass? Follow its main parts, learn what to do at Communion, and use a simple checklist for your first visit.

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The altar

Why does the priest kiss the altar?

The priest’s kiss honors Christ, whom the altar represents. Learn why this small gesture matters at the beginning and end of Catholic Mass.

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Prayer & posture

Why do Catholics stand, sit, and kneel at Mass?

Standing, sitting, and kneeling are ways of praying with the body. Understand their meaning at Mass, including what to do if you cannot kneel.

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The Eucharist

Why does the priest add water to the wine at Mass?

A little water is mixed with the wine before the Eucharistic Prayer. Discover how the accompanying prayer connects this gesture to Christ and our life in him.

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Scripture at Mass

Why do Catholics make three crosses before the Gospel?

The small crosses on the forehead, lips, and heart are a prayer to receive God’s word in our thoughts, speech, and lives. Here is what to do and why.

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The words we pray

What does “The Lord be with you” mean at Mass?

The priest’s greeting and the response “And with your spirit” are a prayer, not just a welcome. Explore the meaning of this familiar exchange at Mass.

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Signs & symbols

Why is incense used at Catholic Mass?

Incense at Mass expresses prayer and reverence. Learn its biblical meaning, why people as well as the altar are incensed, and whether every Mass needs it.

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