Experiencing just one of the stressful life events was equivalent to four years of cognitive ageing, meaning that a 66 year old would...
Dealing with stressful life events, such as a difficult mother-in-law, having your home flooded or your partner having an affair, can age the brain by four years andÂ increaseÂ the risk of dementia, scientists have found.
Researchers identified 27 scenarios which are so upsetting they put severe strain on the body and cause long-term health problems.
For children and teenagers, having to repeat a year of school, being expelled or growing up with a parent who abused drugs or alcohol were found to be particularly damaging to the brain.
Likewise, for adults, losing a job, the death of a parent or spouse, long term unemployment and joining the Army all had negative consequences in later life, the University of Wisconsin School of Medicine and Public Health found.