Mercury Seven summon the last group. The tests included spending hours on treadmills and tilt tables, submerging their feet in ice water, three doses of castor oil, and five enemas. Six candidates were rejected as too tall for the planned spacecraft. Another 33 failed or dropped out during the first phase of exams. Four more refused to take part in the second round of tests, which eliminated eight more candidates, leaving 18. From the 18, the first seven NASA astronauts were chosen, each a "superb physical specimen" with an IQ above 130, and the ability to function well both as part of
Seven Sleepers they were actually in the cave. In Welsh, a late riser may be referred to as a "saith cysgadur"—seven sleeper—as in the 1885 novel "Rhys Lewis" by Daniel Owen, where the protagonist is referred to as such in chapter 37, p. 294 (Hughes a'i Fab, Caerdydd, 1948). This has the double meaning of one who wakes at seven—well into the working day in a Welsh rural setting. In the some countries people say: "May you sleep like the people of Ephesus". Seven Sleepers In Christian and Muslim tradition, the Seven Sleepers () is the story of a group of youths