Rugby World Cup: why size matters

What has been a significant change in collision sports as they have become more professional?

• The games have become shorter.

• Players have become smaller and faster.

• The rules have become less strict.

• Players have become bigger and stronger.

What was a major factor in rugby's transition from amateur to professional?

• Reduction in game duration.

• Introduction of new rules.

• Increased media coverage and investment.

• Decrease in player salaries.

What has been observed about rugby injuries since the sport became professional?

• Players recover faster from injuries.

• The nature of injuries has become more complex.

• Injuries are less severe.

• The rate of injuries has decreased.

What is one reason for the increase in concussion detection in rugby?

• Less physical contact.

• Improved detection methods.

• Decrease in game speed.

• Fewer tackles during games.

What rule change did the NFL implement to reduce concussions?

• Banning helmet-to-helmet hits.

• Allowing more substitutions.

• Reducing game time.

• Increasing player salaries.

What was a result of the new rules around high tackles in the 2019 Rugby World Cup?

• Increase in game duration.

• 35% reduction in concussion rates.

• More injuries reported.

• Decrease in player salaries.

What is a major challenge for the future of collision sports?

• Increasing the number of teams.

• Decreasing player salaries.

• Reducing the number of games per season.

• Balancing player welfare with the increasing power of athletes.