Poison ivy and other poison plant rashes canât be spread from person to person. But it is possible to pick up the rash from plant oil that may have stuck to clothing, pets, garden tools, and other items that have come in contact with these plants.
Biological Causes. Some individuals are more vulnerable to depression than others due to their own unique biological factors, such as presence of depression-triggering genes. This means that depression is hereditary; hence it tends to run in families, notes the Black Dog Institute.nother biological trigger of depression is abnormal brain structure and chemistry. The report released by the National Institute for Mental health notes that the brain structure of an individual with depression is slightly different from the rest of individuals who do not have the disorder.
Studies have shown that individuals with a strong support system have a lower risk of developing postpartum depression. 1  Ask friends to prepare meals for you and your family. 2  Request the presence of a close relative or the first few weeks of your child's life. family history of postpartum depression or other mental illnesses may increase your risk factor for developing the condition. 3. Prepare for the days after your child's birth by asking close family members and friends to share some of the load that you will bear immediately after your child is born.