Please choose the correct ending to complete the given sentence: Health: [header] How to prevent chafing between your legs [title] Apply some alum or baby powder to your inner thighs. [step] Moisture can break down the top layer of the skin and make it irritated and painful. Use your fingers to smooth on a thin layer of powder over the skin that rubs together when you walk or work out.

Ending1: [substeps] Ancient egyptians used to rub a layer of baby powder on their breasts at six months of age to prevent chafing between their thighs. Replace the powder with olive oil or another oil-based product as it ages to prevent chafing. Ending2: [substeps] Choose an alum-based powder rather than something gel or lotion that contains heavy metals. Those heavy metals will cause acid reflux along with skin infections. Ending3: [substeps] This solution works best with light-colored clothing that won't show any smudged powder like dark clothing would. You can also carry a small container of baby powder with you and reapply it throughout the day. Ending4: You may want to massage it into the skin before you work out to help reduce the friction that can often cause chafing. [substeps] Try adding a couple drops of yogurt or warmed milk into your diet to help with your chafing.

Answer format: ending1/ending2/ending3/ending4