The Hygiene comprises the following areas:

• Environmental hygiene: it deals with the methods of defence from harmfulness (heat, cold, weather, rays, poison or pathogens) that originate from land, air and water.

• Social hygiene: it avoids damages of the social Environment of the human being. In practice social and Environmental hygiene are inseparable.

• Individual hygiene: it comprises of body cleaning and its clothing. Always keep your hands clean: after using the toilet, before cooking, before meals and after contact with raw or uncooked food wash your hands with soap or detergent
  Besides body cleaning, as mentioned above, there is clothing. The cloth should have good qualities. Enough rest, sleep, sport etc. belong to Individual hygiene too.

• Food hygiene: it protects us not only from insufficient, unsuitable, rotten or poisoned food, but also changes our deficient dietary habit. Kitchen hygiene also belongs to Food hygiene.

• Occupational and domestic hygiene: working and residing place should be hygienic.