Please choose the correct ending to complete the given sentence: Health: [header] How to treat an acute cough [title] Get plenty of rest. [step] As with any illness, the more time you can give your body to rest, the faster you will likely recover from the infection. Most acute coughs are caused by the common cold or the flu, and taking time to rest can enhance your immune function and your ability to fight off the bug.

Ending1: [substeps] If you cannot get time off work, see if you can cancel other commitments to give your body more rest. Get extra sleep if this is at all possible in your schedule. Ending2: [substeps] For instance, you might plan to stay in bed until the symptoms of the flu pass through. During this time, reduce the number of medications you take to combat any side effects. Ending3: [substeps] How much rest you need depends largely on how well your body is healing. If you have developed a cold and have been in a position that chills you physically, you may need more sleep every night. Ending4: [substeps] Keep the dosage your doctor prescribes with you to help ensure it doesn't worsen your symptoms. Cough suppressants are available over-the-counter and sometimes the dose ordered is simply given.

Answer format: ending1/ending2/ending3/ending4