Here is a summary of the text: High blood pressure patients should avoid certain foods that can exacerbate their condition. These include: * Processed meats like bacon and hot dogs * Canned foods with preservatives * High-sodium foods like pickles and potato chips * Fried foods like French fries and chicken strips * Fatty meats * Vegetable oil and margarine (high in trans fat) * Table salt * Grapefruit These foods can increase blood pressure, worsen symptoms, or interact with medications. A healthy diet and lifestyle can help manage high blood pressure and reduce the risk of complications.