Read the following passage and mark the letter A, B, C or D to indicate the correct word or phrase that best fits each of the numbered blanks from 26 to 30. 

It is now generally recognized that stress is a major cause of heart disease, and contributes to many other illnesses. Stress is increased by (26) ________ such as worry, overwork and lack of exercise or relaxation. It is just as important from a psychological point of view to (27) ________ as it is to take physical exercise. Relaxing does not necessarily mean just lazing about and doing nothing. The (28) ________ of a weekend away or the diversion of sporting activities are considerable. If you are suffering from high stress levels, or wish to wind down (29) ________ a trying day, it is generally advisable to have a change of scene. Although there are some individuals who thrive on stress, for most of us, it can (30) ________ exhaustion, mood swings and even severe depression. 

Stress is increased by (26) ________ such as worry, overwork and lack of exercise or relaxation.