As early as 1‚000 years ago‚ smallpox‚ measles‚ and whooping cough were terribly common in the 1500’s with outbreaks recorded around the world contagious diseases like these spread quickly especially in crowded‚ dirty‚ cities. Children were especially vulnerable. Records from the 16th century as many‚ 30% of all children died before the age of 15‚ likely from dysentery‚ scarlet fever‚ whooping cough‚ Influenza‚ Smallpox‚ and pneumonia. (Public Health) However‚ today in most all around the world vaccines
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In multicellular organisms‚ the cells that make up their respective organisms have different structures depending on their function. The process in which cells get specialized is known as differentiation. Unspecialized cells‚ known as stem cells‚ can be called upon to replace damaged or aging tissues‚ or create new tissue for growth. An example of specialization can be found with blood cells. Every blood cell originates from the bone marrow‚ starting as a unspecialized stem cell known as a multipotential
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Stickler’s Syndrome Stickler’s Syndrome is a connective tissue disorder that causes problems with vision‚ hearing‚ bones‚ and joints. Stickler’s Syndrome was named after Dr. Gunnar B. Stickler. In 1960‚ a 12 year old boy was analyzed at Mayo Foundation in Minnesota. The boy had expansions of quite a few of the joints‚ he was also very short sighted. His mother also had a problem‚ she was blind. Dr. Stickler founded that other members of this family had similar symptoms. This made Stickler
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The first important step in battling allergies is finding out what you’re allergic to. Upon the onset of allergy symptoms‚ head your way to a physician or allergist to identify what triggered the reaction. Allergy Skin Testing is a safe and easy way for them to find out and confirm the allergens that caused the allergic reaction‚ and it can be performed on both children and adults. Common allergy symptoms that may require you to get an allergy skin testing include: Itchiness in the eyes‚ nose‚ throat
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It seems that nothing has more power to elevate a mood than the impact of a genuine smile. Surprisingly enough‚ the benefits of a smile extend not only to the recipient of the warm gesture but also to the smile’s originator. Yes‚ the old quotation may be true. “A smile is a little curve that sets a lot of things straight.” Here are some of the many benefits of a smile: Benefits of a smile: A healthier immune system Various studies conducted over the years have shown that smiling and laughter can
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Discuss the relationship between stress and illness. Cohen et al investigated the role of life stress on a person’s vulnerability to the common cold. He gave his participants questionnaires to fill out on the number of stressful left events they had encountered in the previous year and asked them to rate their level of negative emotion and degrees of stress. From this he then created a “stress index”. The participants were exposed with the common cold and after 7 days the number of participants
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Paper #1 Integumentary System Disorder Alopecia areata is a disease that affects the integumentary system.1 It is a disease that affects the hair follicles‚ which are part of the skin from which hairs grow. 1 In most cases‚ hair falls out in small‚ round patches about the size of a quarter.2 Many people with the disease get only a few bare patches. Some people may lose more hair.2 Rarely‚ the disease causes total loss of hair on the head or complete loss of hair on the
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Allergen Immunotherapy Allergies are annoying‚ inconvenient and can even be deadly‚ but what is an allergy? An allergy is: “a response to certain substances – called allergens – by the immune system that is considered abnormal” (1) though very little is known about why people developed allergies; we do have a number of treatments available. There are different treatments available for different allergy symptoms. For example‚ a person experiencing breathing troubles due to an allergic reaction
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Pertussis‚ also known as whooping cough‚ is a highly contagious respiratory tract infection of humans that is caused by a gram-negative bacterial pathogen Bordetella pertussis. These bacteria bind to ciliated cells that line the respiratory tract by obstructing their ciliary movement and killing the cells. B. pertussis can be transmitted from one person to another through respiratory droplets such as coughing‚ sneezing‚ or sharing a breathing space. B.pertussis host range can be found only in humans
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One of the many concerns that new pet owners face is vaccinations. Their concerns may be what age should vaccinations begin‚ how often should they be given‚ how much vaccinations can cost‚ and can a pet be vaccinated by their owners. Although owners can self-vaccinate their pets it is highly discouraged by many veterinarians. Self-vaccinations are discouraged because there is no documentation‚ which includes the date the vaccine was given‚ serial number‚ and expiration date. Some vaccines such as
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