Zambezi km from the sea the Zambezi receives the drainage of Lake Malawi through the Shire River. On approaching the Indian Ocean, the river splits up into a delta. Each of the four primary distributaries, Kongone, Luabo and Timbwe, is obstructed by a sand bar. A more northerly branch, called the Chinde mouth, has a minimum depth at low water of 2 m at the entrance and 4 m further in, and is the branch used for navigation. 100 km further north is a river called the Quelimane, after the town at its mouth. This stream, which is silting up, receives
Premenstrual water retention caused by high levels of circulating progesterone, estrogen, and prolactin, which stimulates secretory cells in the body. In the breasts, increased blood flow is also thought to be involved. Water retention and breast swelling can also be caused by hormonal contraceptives (which contain estrogen and/or a progestogen). According to three studies, fluid retention is not premenstrual, but rather peaks on the first day of menstrual flow. It also does not appear to be correlated to serum levels of progesterone or estradiol. Fluid retention is higher in recreational runners as compared to “normally active” women. Premenstrual water retention Premenstrual water retention