Explore the effects that isolation has on your body and brain, and how a lack of interaction and activity can impact our well-being. -- Everyone needs time to themselves, and peaceful solitude has stress-relieving benefits. But when being alone is forced upon you, the effects can be surprisingly extensive. And though different people experience distinct effects, symptoms tend to become more severe and persistent the longer one’s isolated. So, how exactly does isolation affect your body and brain? Terry Kupers investigates.