The difference between sanitary napkins and sanitary pads

What is the difference between sanitary napkins and sanitary pads?Sanitary napkins are mainly used to absorb menstrual blood during women's menstrual period, and have different absorption amounts to cope with the amount of menstrual blood at different stages of the menstrual period. Sanitary pads are relatively thin and light, and are mainly used to absorb daily secretions to keep the private parts dry and clean.In terms of size, sanitary napkins come in a variety of sizes, including longer and thicker night-use types and shorter daily-use types. Sanitary pads are usually smaller and thinner.In terms of usage scenarios, sanitary napkins are used exclusively during menstruation, and sanitary pads are used when there is more secretion during non-menstrual period or to prevent secretion from soiling underwear, such as during ovulation.