Interpretation of Opiate Urine Drug Screens. Summary. Urine drug testing is highly reliable, but false positives can rarely occur for some drugs. As always, clinical judgment is necessary when interpreting test results. The length of time a drug can be detected in the urine varies due to several factors,
Mood changes during pregnancy can be caused by physical stresses, fatigue, changes in your metabolism, or by the hormones estrogen and progesterone.Significant changes in your hormone levels can affect your level of neurotransmitters, which are brain chemicals that regulate mood.ood swings are mostly experienced during the first trimester between 6 to 10 weeks and then again in the third trimester as your body prepares for birth.
Drinking enough water prevents dehydration. Dehydration during pregnancy can lead to many complications such as headaches, nausea, cramps, oedema and dizziness. This is especially important in the third trimester when dehydration can actually cause contractions that can trigger preterm labour.