dr. bethany marshal is an analyst. dr. marshal, thank you for being with us. >> thank you, nice to be here. >> thousands ofen pas watching how do they know their teen may be suicidal. >> it is tragic, because exposure to the behavior of others is one of the ed looing risk factors for suicide isty among teens can is why it is important that we are talking about this. be uh the risk factors are self-loathing, your teen starts to say everybody has been invited to the party but me. depression, the signs of depression, are disruptions in sleep, appetite, and concentration. depression followed by a burst of energy. it takes an enormous amount of energy to terminate one's own life, so it is when the teen is actually feeling better that they finally determine to do it. parents will often say she maz been depressed for months but she has been cheer nfl the last few months. she has given a pair of earrings to a friend, but it is when they are energetic that there is the greatest risk, self-mutilation, writing notes to others and the