I. Insomnia, the lack of "tired Nature's sweet restorer," is rapidly becoming the chronic terror of all men of active life who have passed the age of thirty-five or forty years. In early life, while yet he "wears the rose of youth upon him," man rarely, except in sickness, knows the want of sound, undreaming sleep. But as early manhood is left behind and the cares and perplexities of life weigh upon him, making far more needful than ever the... more...