Because Sunday is the first day of the civil week and was chosen by Roman law.

Because on Sunday Christ rose from the dead, and on Sunday the Holy Ghost descended upon the apostles.

Because the early Church sought to distance itself from Jewish customs without theological reasons.

Because most people do not work on Sunday in modern economies.

Fast from all food until sunset every Sunday.

Worship God in a special manner on Sunday, the Lord’s day.

Avoid any form of recreation on Sunday.

Offer animal sacrifices as in the Old Testament.

Treating Sunday exactly like any other workday to maximize productivity.

Setting aside Sunday for special worship of God in recognition of the Lord’s Day.

Only avoiding manual labor without any act of worship.

Observing a monthly holy day instead of weekly rest.

Participating in private devotions at home instead of communal worship

Assisting at the Holy Sacrifice of the Mass

Refraining from all forms of entertainment

Reading Scripture for at least one hour

Any activity that uses physical movement

All unnecessary servile work

Only paid employment outside the home

Creative arts and study

Work that engages the intellect more than the body and is primarily contemplative

Any task done for charity regardless of effort

Labor of the body rather than of the mind, especially when focused on profit

Volunteer service performed without pay

When it increases personal income or productivity

When the honor of God, our own need, or our neighbor’s need requires it

Whenever it is scheduled by an employer

When it replaces weekday chores for convenience

Rest, faith, and family

Work, chores, and errands

Sports, entertainment, and shopping

Study, exams, and deadlines

Scheduling quiet time for worship and family togetherness

Filling the day with overtime work whenever possible

Treating Sunday exactly like every weekday

Making Sunday the primary day for intense academic testing

Rest creates space for worship, renewal, and relationships

Rest guarantees higher income through more hours worked

Rest is only for people with no responsibilities

Rest eliminates the need to practice faith on other days

Participating in communal worship or prayer

Launching a new marketing campaign

Scheduling mandatory staff training

Cramming late-night study sessions

Sharing an unhurried meal and conversation together

Separating to complete individual work projects

Avoiding relatives to keep the schedule open

Replacing family time with extra screen time

Politely declining a non-urgent work shift to attend worship and be with family

Accepting every Sunday shift because it pays slightly more

Scheduling all difficult tasks for Sunday to free weekdays

Ignoring spiritual practices to focus on personal productivity

Attend Mass or prayer, limit unnecessary labor, and spend time with family

Commit to back-to-back competitive events, then catch up on office work

Sleep until noon, then binge shows late into the night

Do nothing all day to avoid any form of intentional activity