> and I can't tell the difference between a cold, flu, allergies, or mono. Then you haven't had them enough to get to know them well. Get something often enou

> and I can't tell the difference between a cold, flu, allergies, or mono. Then you haven't had them enough to get to know them well. Get something often enough and you don't need a doctor to tell you which it is, you learn from experience to know exactly which it is.