Business travelers can also anticipate and combat stress with some pre-trip planning, starting with their wardrobe.

CNN: Beating the stress of business travel

The person who initially found the envelope is being treated at a Phoenix-area hospital for a pre-existing condition and stress from the event, and others in the immediate vicinity were examined as well.

CNN: Feds: Mississippi man arrested in ricin scare

Rebecca Wood, chief executive of the Alzheimer's Research Trust, said it was important to stress that the study only focussed on people with pre-existing memory conditions.

BBC: Money problems 'signal dementia'

Psychiatrists have long trained the brain's pre-frontal cortex to fight against acute conditions like anxiety, post-traumatic stress and attention-deficit disorder.

WSJ: Mind-Controlled Videogames Become Reality

So Treasury officials stress that relative to both last year's budget and November's pre-budget report, the fiscal stance has tightened for the next two years, the period the Bank looks at most closely when considering the outlook for inflation.

ECONOMIST: The fiscal arithmetic

Thus, these small equity cushions, and low pre-provision earnings suggest they would be unable to absorb these losses out of earnings in a stress situation.

FORBES: German Banks Don't Have Enough Capital To Face A Severe Downturn, Moody's Says

Not only may this help remove unpleasant memories, such as those involved in post-traumatic stress disorder, but it may also help to return the brains of addicts to their pre-addicted states.

ECONOMIST: Cognitive enhancement