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Effects of Smoking

How does smoking affect your body?

  • There are both short term or long term effects.
  • The chemicals released by the cigarette smoke will damage various organs in the body.

What are the short term effects?

Brain
Increase in carbon monoxide and reduced oxygen may lead to sub-optimal brain functioning.
Ears
Reduced blood flow causing deafness.
Eyes
Watery, sore eyes which may impair vision.
Mouth
  • Unpleasant sense of taste and sensation in lips, tongue, and throat.
  • Bad breath and mouth infections.
  • Yellowness of teeth.
Nose
Reduced sense of smell.
Skin
  • Decreased skin temperature
  • Early wrinkles on the face.
  • Loses elasticity
  •  becomes more saggy
Lungs
Difficulty in breathing and reduced athletic performance.

What are the long term effects?

  • Cancers (e.g. of the Lung, Breast, Mouth-throat and Intestine).
  • Heart diseases.
  • Strokes
  • Lung diseases (e.g. asthma, bronchitis), emphysema COPD.
  • Mouth and gum diseases.
  • Ulcer (stomach, peptic).
  • Osteoporosis (bone thinning).
  • Infertility (unable to produce babies).
  • Low sex drive.
  • Impotence.

Why else is cigarette smoke bad?

Cigarette smoke also damages our environment.

  • Cigarette butts pollute the environment e.g. pollute waterways, causing breeding of insects such as mosquitoes.
  • It causes air pollution.
  • Passive smoking (i.e. inhaling smoke from the environment when someone else is smoking) is also a risk factor for asthma especially in children.
  • It is responsible for 25% of fire accidents.

Last Reviewed : 27 April 2012
Content Writer : Dr. Nor Saleha bt. Ibrahim Tamin
Prof. Madya Dr. Alvin Ng Lai Oon
Reviewer : Dr. Wan Fadhilah bt. Wan Ismail
: Dr. Salmiah bt. Md. Sharif