Zambezi two largest left-hand tributaries of the Zambezi. The Kafue joins the main river in a quiet deep stream about wide. From this point the northward bend of the Zambezi is checked and the stream continues due east. At the confluence of the Luangwa (15°37' S) it enters Mozambique. The middle Zambezi ends where the river enters Lake Cahora Bassa (also spelled Cabora Bassa). Formerly the site of dangerous rapids known as Kebrabassa, the lake was created in 1974 by the construction of the Cahora Bassa Dam. The lower Zambezi's 650 km from Cahora Bassa to the Indian Ocean is navigable,
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