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Women who are optimistic and positive are far less likely to die from cancer, heart disease and other chronic conditions when they reach retirement.
People suffering from bipolar disorder which causes manic episodes, including extreme highs and lows have low levels of omega-3 fatty acids, and this could be causing the problem.
The anti-malarial Larium (mefloquine) has been described as the worst form of friendly fire by the wife of a major-general after he endured crippling mental health problems since taking the drug.
Eating green leafy vegetables such as spinach and kale every day can give you the same mental sharpness as someone 11 years younger, a new study has claimed