What two events in the 1950s raised the attention for improving the fitness levels of u. s. children?

The two events happened in 1950 that uplifted the attention for improving the physical fitness level of United States children are President Dwight d’ Eisenhower’s sudden heart attack and the announcement and publication of a study broadcasting that American children were less fit than the children in Europe, motivating the interest in improving physical fitness in the United States of America.