Please choose the correct ending to complete the given sentence: Health: [header] How to prevent bleeding gums [title] Do not forcefully brush your gums. [step] While brushing your teeth is an important part of dental hygiene, your gums themselves are made of fairly delicate tissue. When you brush, be sure to avoid scrubbing your gums, as will damage the tissue and result in bleeding gums.

Ending1: Do not dip the toothbrush in water, as this can damage your gum tissue. This will be harder on your gums, especially if you are using some sort of toothpaste. Ending2: [title] Apply a homemade soft balm if you prefer. [step] Some dental products are available made of natural herbs and oils that provide excellent dental care. Ending3: Most people use a fast back and forth motion when brushing their teeth, which can be very harmful for your gums. [substeps] When brushing teeth in the front of your mouth, use a gentle circular motion. Ending4: When brushing, do so gently in the direction of the natural curve of the gums. However, if your gums are red or inflamed, stop brushing as soon as possible and gently cover them with more vaseline (dental balm).

Answer format: ending1/ending2/ending3/ending4