 [ Symptoms ] my wife uses 1 pad the entire week she is menstruating is this normal or unhealthy [ Disease ] well it is certainly thrifty but no it is not hygienic menstrual pads should be changed every few hours depending on how heavy the flow is even on a light day a pad should be changed a couple of times a pad does not have to be completely saturated before changing when a pad gets moderately saturated it should be changed if you can smell it it should be changed your wife should not hesitate to change her pad frequently she will feel fresher and it is simply more sanitary hope this helps