Breasts can be touched, and under normal circumstances breasts can be touched appropriately to make them bigger. Touching the breasts can promote blood circulation in the breasts, such as proper touching before bedtime, not wearing a bra to relax the breasts, bathing can be done with warm water, and proper massage is good for the breasts, especially during the youthful development period, which can promote breast development. Some breast diseases are related to the lack of Qi and blood in the breasts. Especially during breastfeeding proper touching of the breasts can promote milk evacuation, prevent milk stagnation and prevent the appearance of acute mastitis. Breast touch should be moderate in strength for comfort purposes, violent touching of the breast can easily lead to contusion of the breast glandular tissue. For those who have breast enlargement, breast tumor, etc., you should try not to over-touch the breast, touch, squeeze, which can artificially lead to the spread of breast nodules tumor and aggravate the condition.