Medical research estimates as much as 90 percent of illness and diseases is stress related. Stress can interfere with your physical functioning and bodily processes. High Blood Pressure, cardiovascular diseases, and heart diseases have been linked to stress factors.

A new study concludes that men who experience persistently moderate or high levels of stressful life events over a number of years have a 50 percent higher mortality rate.

Chronic stress at work and in private life is associated with a 40–50% increase in the occurrence of coronary heart disease in prospective observational studies

Stress plays a key role in Cancer. Researchers uncovered how stress can significantly increase cancer metastasis through the activation of white blood cells known as neutrophils, which create web-like structures promoting cancer spread.

Stress can cause a steep rise in blood pressure. But when stress goes away, blood pressure returns to what it was before the stress. However, short spikes in blood pressure can cause heart attacks or strokes and may also damage blood vessels, the heart and the kidney over time.

Stress induced diabetes. Experiencing persistent hyperglycemia in people with diabetes may be influenced by stress. Blood sugar levels may rise due to hormones being released in response to stress. Although this has adaptive significance in a healthy patient, in the long run, it can cause insulin resistance and lead to diabetes.

In the past year, 74% of people have felt so stressed they have been overwhelmed or unable to cope.