The use of the word âprobablyâ in the sentence below indicates that the evidence is fairly strong. In the second sentence, the more tentative word âcouldâ was selected, indicating that the evidence is weak. The fire was probably caused by a fault in the engine temperature gauge.
There are several types of depression medications (antidepressants) used to treat depression and conditions that have depression as a component of the disease, such as bipolar disorder. These drugs improve symptoms of depression by increasing the availability of certain brain chemicals called neurotransmitters. It is believed that these brain chemicals can help regulate brain circuits that affect emotions. Major types of antidepressants include: 1  Tricyclic antidepressants (TCAs) are some of the first antidepressants used to treat depression.
1 Serotonin is a brain chemical that helps regulate mood and behavior, and increasing serotonin is one way of treating depression. 2  But if you're taking depression medication that increases serotonin too much, you could be at risk for a dangerous drug reaction called serotonin syndrome. Serotonin is a brain chemical that helps regulate mood and behavior, and increasing serotonin is one way of treating depression. 2  But if you're taking depression medication that increases serotonin too much, you could be at risk for a dangerous drug reaction called serotonin syndrome.