Morning Sickness in 2nd Trimester from Hi9 by Dr Anuradha Panda Gynaecologist Robotic Surgeon Apollo Hospital 

Nausea is common in 2nd trimester of pregnancy by 3rd month of pregnancy nausea vomiting decreases it is not uncommon to continue in 2nd trimester Morning sickness can happen any time during the pregnancy and any time of day.Morning sickness usually starts around 6 weeks pregnant which is around two weeks after your missed period. As it's a common early symptom of pregnancy and to most women starts around 6 weeks, it is often the very first indicator to many women that they may be pregnant