In one study, propranolol at a maximum dosage of 60 mg per day in three divided doses for children weighing less than 77 lb (35 kg), and 120 mg per day in three divided doses for children weighing 77 lb or more, produced a reduction in headache frequency of two thirds (NNT = 1.5; 95% CI, 1.15 to 2.10).
The Civil Rights Movement in the 1950s. The modern Civil Rights Movement got its start in the 1950s as returning African-American veterans from World War II began demanding equal rights. The decade of the fifties also saw the rise of Martin Luther King, Jr., and the nonviolent protest movement.
The Civil Rights Movement in the 1950's Essay - Why did the Civil Rights movements develop in the 1950s. Black Americans were discriminated against on a daily basis creating all sorts of difficulties in life, so the Civil Rights movements in the 1950s sparked optimism in many Black Americans.