The document discusses common symptoms of colds and the flu, including headaches, fever, sore throat, and aches. It notes that it is important to recognize symptoms early. It then provides examples of comparing adjectives using suffixes like -er, -est, and -ier. Suffixes are added to adjectives to compare two or more items, with -er used for one-syllable adjectives, -er for two-syllable adjectives ending in e, and -iest or most/least for two or more syllable adjectives. It emphasizes the importance of proper use of suffixes in medical comparisons.