Universal Impression in Respect to this Practice. Why it should be regarded as American and Democratic. Practice in Aristocratic Circles in England. Appeal to American Women. First Consideration in Favor of Early Rising. Another Physiological Reason in its Favor. Another Reason. Time necessary for Sleep. Proper Hours for Rising and Retiring. Evils of protracted Sleep. Testimony of Sir John Sinclair. Another Reason for Early Rising. Responsibility of Parents for the Health and Industry of a Family. Effects of Early Rising on General Society, 122 CHAPTER XI. ON DOMESTIC EXERCISE. Causes which produce Delicacy and Decay of the Female Constitution. Want of Exercise. Neglect of the Laws of Health. Want of Pure Air. Objectionable Amusements. Sleeping by Day. Want of Exercise a greater Cause of these Evils, than all the Others combined. Importance of understanding the Influence of the Neglect or Abuse of the Muscular System. Nerves of Sensation and of Motion. Both need Exercise. Rules for Exercise. Importance of a Feeling of Interest in taking Exercise. Walks merely for Exercise. Exercise most proper for Young Girls. Exercise, more than any Thing else, imparts fresh Strength and Vitality to all Parts of the Body. Mistakes of Mothers and Teachers on this Subject. Effects of neglecting to use the Muscles; Effects of excessive Use of them. Effect of School Confinement and Seats. Extract from the Young Lady's Friend. Lady Montagu. Daughter of a French Nobleman, 128 CHAPTER XII. ON DOMESTIC MANNERS.