Please choose the correct ending to complete the given sentence: Health: [header] How to have sex during pregnancy [title] Use lots of lubrication. [step] Try personal lubricants for more comfortable sex during pregnancy. Hormonal shifts while pregnant may make it easier or more difficult to produce your own natural lubrication.

Ending1: Since pregnancy stimulates sperm, it's important to provide adequate lubrication during pregnancy. [substeps] Wet the penis, scrotum, and rectum, using lubricating oils such as propyl (20 ml) or cystine (3 %). Ending2: Consider touching your partner in bed or with your arms around him or her during intimacy. Try using distilled or booster lubricants for the rest of your activities. Ending3: To avoid any vaginal discomfort during sex, use as much lube as you need to feel comfortable. [substeps] You can buy personal lubricants online or at your local drug store. Ending4: Try choosing one or two types of vaginal lubricants that are oil-free and sealable, since these are less likely to slough off when pregnant. [substeps] Synthetic or silicone lubricants are some of the more lubrictive, but they won't work for pregnant women.

Answer format: ending1/ending2/ending3/ending4