Serum creatine kinase levels (CK) can vary among healthy subjects, even when correcting for muscle mass. Age, gender, race, and physical activity can affect CK. CK is higher among black males, as well as newborns.Moreover, CK reference ranges are varied with different assays and reference temperatures.
4. Avoid eating fried foods: Fried foods are oily in nature and oil is a well-known cough trigger. Deep-frying foods in hot oil generates a compound called acrolein, which acts as an allergen that aggravates coughing and causes throat itching. So, itâs best to avoid oily, fried foods while you have a cough. 5. Avoid smoking: Smoking is one of the causes of a cough due to bronchitis.
Avoid any foods that are hard for you to chew or swallow, such as the following: 1  Starches: Dry bread, toast, crackers, and cereal. 2  Vegetables: Corn and peas. 3  Fruits: Raw, crisp fruits, such as apples and pears and dried fruit.  Dairy, meats, and protein foods: Yogurt or ice cream with coconut, nuts, and granola.