Another reason is because a player was struck in the temple and died the next day. The balls the pitchers were using were discolored and were hard to see so they made it that balls had to be replaced if discolored. Also pitchers were throwing pitches called spitballs where they actually spit on the ball to make the ball move in the air differently. This was banned from the game and is still not allowed in the game of baseball today.
He started at the Red Sox’s as a pitcher and was traded to the Yankees and became a dominant hitter in the game. He was a left-handed pitcher and was very successful, but his bat was to good to not have every game so he was moved to the outfield. He was hitting 50 plus homeruns very year, which was the best and what, made him one of the greatest hitters ever to live.
Stadiums were built in this time with large seating arraignments making for big targets for sluggers like Ruth and Lou Gehrig. Fenway Park for example, which seats crowds today. The average crowd size was around 3,500 people a