Toxic Mold and Electromagnetic Radiation. Is there a connection between mold toxins that flourish in a water damaged indoor environment and electromagnetic radiation? Electric and magnetic fields (EMFs) are invisible areas of energy, often referred to as radiation, characterized by wavelength or frequency. These fields are categorized as follows:
Other causes of bleeding in the second trimester include: 1  early labor. 2  problems with the placenta, such as placenta previa (placenta covering the cervix) 3  placental abruption (placenta separating from the uterus)
If the placenta attaches to the back of the uterus, near your spine, this is known as a posterior placenta. Typically, your doctor will check the position of your placenta during your mid-pregnancy ultrasound, which should take place between 18 and 21 weeks of pregnancy.