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Saturday, September 28, 2013

Exercise and Your Skeletal System

The skeletal system is the basic structure of your body, which consists of various types of rigid bones. It basically helps generate movements of your body, offering a lever system and protects the internal organ systems and other tissues. It also acts as a large storage of minerals, which is important to the normal functions of the body. Bone marrow is a soft tissue within the bone. It produces your blood cells. The skeletal system offers structural support and helps transfer your body weight to the ground through the lower limbs. During any movement of your body, the skeletal system should work with your muscular system in a coordinated manner to generate the particular movement. This coordination is done by your nervous system. Your muscles contract or relax in a coordinated way to move certain bones producing specific movements. This also helps maintain the body position as you wish.

Monday, September 23, 2013

Exercise and Your Muscles

Your muscular system basically consists of three types of muscles. They are skeletal, smooth, and cardiac muscles. These muscles contract and produce force according to the signals from your nervous system. Therefore, they create movements of your body.

Skeletal muscles, which are attached to the bones, contract with the help of the nervous system and create specific movements of the body. They are under your control and are ready to move as you wish. Skeletal muscular activity generates energy as well as heat. Therefore, it helps keep up your body temperature within the normal range. This process is known as the thermogenesis.

Sunday, September 15, 2013

Management of Acute Asthma in Children (Over Two Years)

Some children with bronchial asthma may develop acute exacerbations or attacks. Sometimes, severe acute asthma attacks can be fatal. Therefore, children with severe acute asthma should be offered treatment quickly. It is safer to manage them in a hospital with resuscitation facilities. Children with acute asthma should never be sedated. Physicians in primary care should start treatments as mentioned below and transfer these children to a hospital immediately.

Thursday, September 12, 2013

Acute Bronchial Asthma in Children (Over Two Years)

Bronchial asthma is a long-term (chronic) inflammatory disease, which leads to an episodic obstruction of the airways. It is a reversible condition and can be managed and controlled with lifestyle changes and some medications. However, some children with bronchial asthma may get acute exacerbations (attacks). Diagnosis of acute asthma can be done with the help of symptoms, signs, and some tests.

Monday, September 9, 2013

Eczema with an Unusual Distribution (Contact Dermatitis)

Usually, dermatitis or eczema implies an inflammatory condition of the skin. Sometimes, it may be in an unusual or localised distribution. Then, it is known as contact dermatitis or contact eczema. This particular condition occurs due to an exposure to something in the surroundings.

If you have a dermatitis and have no family or personal history of atopic disease, one of the environmental agents may be the probable cause. These agents can be allergens (causing allergic reaction or hypersensitivity) or irritants (causing direct irritation) in your environment.

Saturday, September 7, 2013

Can You Really Prevent the Common Cold?

The common cold is highly infectious and is one of the prevalent infections in humans. It occurs because of more than 200 types of viruses. The common viruses are rhinoviruses. Others include coronaviruses and adenoviruses. Over 100 varieties of rhinoviruses are known to cause the common cold. Therefore, it is not easy for the immune system of your body to defend you from the infection. Usually, an average person experiences two to three episodes of the common cold annually. A normal child suffers from about six common cold infections yearly.

The spread of the common cold occurs mainly due to inhalation of tiny droplets, which enter the air when a person with the common cold coughs, talks, or sneezes. Otherwise, you can catch the infection by touching the contaminated objects or surfaces with nasal secretions from a patient and then touching the eyes, nose, or mouth. The spread of cold viruses also occurs through the personal contact, like handshakes.

There is no specific vaccine or other medication to prevent the infection. However, some simple precautions and lifestyle changes help reduce the risk of getting the common cold.

Wednesday, September 4, 2013

How to Manage Common Cold?

There's no exact treatment for the common cold. However, some simple measures help relieve symptoms and eliminate viruses, which cause the common cold.

You should keep up the hydration of your body by drinking an adequate amount of fluids. Avoid drinks containing caffeine and alcohol. Sufficient hydration of your body will help relieve congestion and flow mucous (nasal secretions) easily. Although you have a loss of appetite, it is better you have a balanced healthy diet. Some studies show that chicken soup helps reduce the symptoms. Eating hot and spicy meals may relieve the illness because, they help flow nasal secretions. Dietary nutrients will assist the immune system to eliminate viruses from your body and shorten the duration of the common cold. Your diet should contain adequate amounts of vitamins A, B1, B2, B5, B6, folic acid, C, and the minerals copper and zinc. Zinc and vitamin C help produce a type of white blood cells known as neutrophils, which fight against infections. Zinc may reduce the duration of the illness, if the patient takes zinc in the first day of the common cold. Vitamin C may prevent the cold. However, it has no effect during the illness.

Monday, September 2, 2013

Complications of the Common Cold

The most prevalent infection in humans is the common cold. Usually, it resolves without any complications in about one to two weeks. However, some people get certain complications, which can be serious and long lasting. Therefore, it is important to know the features of the complications because, these patients need antibiotics and other medications to recover.
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Founder & Author

Dr. Nalaka Priyantha
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Dr. Nalaka Priyantha is the founder and author of 'DRN Health World'. He currently works at the Ministry of Health, Sri Lanka as a senior medical officer. He is blogging about healthy living since 2012.Read More About Dr. Nalaka...