GENERAL

Vaccine is derived from the Latin word ‘Vaccinus’ which means ‘pertaining to cow’. It began in 1796 when Dr. Edward Jenner noticed that milkmaids often did get cowpox and rarely suffered from smallpox infection. He has done an experiment by taking a few drops of fluid from skin sore of …

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Definition of Radiation Radiation is the process of emission and transmission of energy through medium or space in the form of waves or particle nuclei. There are two types of waves, that is mechanical and electromagnetic and two types of particle which are charged and uncharged particle. Electromagnetic Radiation Waves …

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Introduction There are many organization bodies and agencies who involve in the development of standards for radiation protection. These organizations also involve in establishing new regulation for the protection against hazards caused by ionizing radiation used in medical fields. Examples of international organizations involve are International Commission on Radiological Protection …

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Introduction Radiation is a form of energy that travels through space or material. Electromagnetic waves is one form of radiation. Electromagnetic radiation consist of radio waves, microwaves, infrared, visible light, ultraviolet (UV), X-ray and gamma ray. Only the visible light can be seen by naked eye. Electromagnetic waves can be …

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What is X-Rays? X-rays is a form of radiation, just like visible light or radio waves. Unlike visible light, X-rays can penetrate human body. When these devices are used appropriately with proper techniques, X-rays is able to produce an images of the internal structures within human body. These images can …

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Introduction Thyroid glands is a butterfly shaped gland and is located at neck region. The glands have two lobes separated by a thin band of tissue called Isthmus. The glands help to regulate our body mechanisme. It produces Thyroid hormone when is needed. Two types of cell which produce the …

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Introduction Farmer’s eyes are the second most frequently injured body part. However, poor awareness among farmers regarding the importance of using an eye protection during farm work can cause a very serious eye injury that may lead to blindness. Eye injuries or eye diseases can occur among those who are …

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Introduction The use of contact lenses is gaining popularity in the society. The lens does not only function as an alternative to spectacles. In fact, it is also widely used for aesthetic purpose. Colored contact lens is increasingly popular in the society especially among the younger generation. The escalating popularity …

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Introduction Do not take things for granted when our children complain “Mom, I can’t see the writing on the blackboard“. Parents must take appropriate action in the event of a situation like this. Many parents are surprised when told that their children have blurred vision and need to wear glasses. …

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Introduction The eye is one of the attractiveness of an individual. Having beautiful eyes are everybody’s dream especially women. People are willing to spend money in order to get healthy and glowing eyes. Here are some simple tips for attractive and beautiful eyes Adequate sleep. Make sure you get enough …

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