5/15 The feet are apt to be cold, being so far away from the heart, and we should take extra pains to keep them warm and dry. Effects of Excessive Heat.~--In very hot weather, many persons are injured by exposing themselves to the sun too long at a time. Persons who drink intoxicating liquors are very often injured in this way, and sometimes die of sunstroke. Effects of Anger.~--When a person gets very angry, the heart sometimes almost stops beating. Indeed, persons have died instantly in a fit of passion. |