Please choose the correct ending to complete the given sentence: Health: [header] How to sleep better with essential oils [title] Understand how essential oils aid sleep. [step] Using essential oils will not cure your insomnia or the root cause of it. However, essential oils can help you calm down and relax before bedtime and may help you fall and stay asleep.

Ending1: [substeps] Essential oils are distilled from the leaves, stems, flowers, bark, or roots of a specific plant. They are highly concentrated and you won't need to use much to reap their benefits. Ending2: [substeps] Essential oils can help you get more sleep and are proven to help you cope with sleep issues. For example, essential oils can help you sleep and are proven to help you get better sleep. Ending3: Pay careful attention to the types of essential oils you eat and drink. [title] Understand that essential oils can damage the eye. Ending4: [substeps] For adults, one advantage of essential oils is that they relieve symptoms of hypertension. For anyone who is at risk of insomnia, essential oils can help to lower their blood pressure.

Answer format: ending1/ending2/ending3/ending4