The women's experience of stress peaked during middle age, and the researchers found that one in five middle-aged women had experienced stress either constantly or frequently in the past five years.
This usually occurs during middle age, when women are also experiencing other hormonal and physical changes.
Others had been active when young but tailed off as adults, remaining mostly sedentary during middle age.
ReprintsThe significance of this change is that people tend to save most, and to accumulate financial assets, during middle age.
More than a third of these deaths were caused by alcohol.Liver disease is most deadly during middle age.
High cardiovascular fitness during middle age may lower the likelihood of dementia late in life, according to a decades-long study.
The effects were particularly vivid during middle age, when people feel the toll of family demands, career stress and wondering where on earth their life is going.
Instead of losing or maintaining weight as we grow older, most of us gain a pound or two each year during middle age.
If you had the foresight during middle age to exercise, eat plenty of fruits and vegetables, drink alcohol in moderation, and not smoke, you may have added up to 14 years to your life.
Women who followed a healthy diet during middle age were about 40% more likely to live past the age of 70 without chronic illness and without physical or mental problems than those with less-healthy diets.
Females exhibited triangular fecundity and egg fertility functions and plateau shaped prey consumption rate function with age, indicating towards their highest reproductive performance during middle age on three prey biomasses; being highest on high prey biomass.
