还要一两代？no, 现在都是67了，而且现在就鼓励到70岁才申领SS

(When the full benefit age reaches 67, benefits claimed at age 70 will be 24 percent higher because of that delay.) The maximum retirement benefit in 2017 for someone who waits until age 70 to collect benefits is $3,538 a month

美国还有不少人，根本没有退休计划，准备就是一直干，直到死。