Why has the stress of family life increased?

Medical researchers aren't sure exactly how stress increases the risk of heart disease.

Pollution, cigarette smoke, drugs, illness and stress can increase our exposure.

"This chronic stress may increase their cardiovascular risk early in life."

High stress, pressure from employers to increase productivity, and long commutes are the costs of a job.

The stress of the water increases linearly with its depth.

The stress on intelligence increases the agency's demands for secrecy, to protect its sources.

Chronic stress may also increase your likelihood of developing osteoporosis.

She heard a long, low grinding sound and knew that stress on the hull was increasing.

And research shows that for some people, stress might directly increase cholesterol levels.