Titanic on her sea trials, 2 April 1912. At the time of her entry into service on 2 April 1912, Royal Mail Ship (RMS) Titanic was the second of three Olympic-class ocean liner sister ships, and was the largest ship in the world.
Premenstrual (pree-MEN-struhl) syndrome (PMS) is a group of symptoms linked to the menstrual cycle. PMS symptoms occur 1 to 2 weeks before your period (menstruation or monthly bleeding) starts.The symptoms usually go away after you start bleeding.PMS can affect menstruating women of any age and the effect is different for each woman. For some people, PMS is just a monthly bother.MS symptoms occur 1 to 2 weeks before your period (menstruation or monthly bleeding) starts. The symptoms usually go away after you start bleeding. PMS can affect menstruating women of any age and the effect is different for each woman. For some people, PMS is just a monthly bother.
Back pain before menstruation may be part of PMS. To some degree most women will experience back pain on or around the time of the menstrual cycle. This pain can be related to several factors such as stress, pregnancy, miscarriage or even many hormone disorders. However, there are other explanations for back pain that is experienced before a period. Premenstrual syndrome---PMS--- is a set of symptoms that occur before a woman's menstrual cycle begins.