Prolonged and constant use of tobacco can weaken the user's immune immune system and increase the risk of many diseases.
in Which disease makes the air sacs in the lungs less elastic, reducing their ability to absorb oxygen?
A. chronic bronchitis
B. emphysema
C. lung cancer
D. oral cancer

Daily sanitizing and disinfection solutions should be made with one of bleach per quart of water. a. tablespoon b. cup c. teaspoon d. gallon

An 81-year-old man and avid reader had a mild stroke from which he eventually recovered. he did have some residual signs and symptoms, however, such as: - right-sided homonymous hemianopia (i.e. loss of vision on the right half of the visual field in each eye) - alexia ("dyslexia"), the inability to read, which greatly frustrated this man - loss of sensation on the skin on the right side of the body why was this man unable to see the right half of his field of vision?

Adequate flourish intake during infancy and childhood cuts the incidence of tooth decay up to percent