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Forgotten diseases

Do you know what are neglected diseases? Find out here...

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How pimples appear

Pimples are a problem for most teens but they can also be a headache for grownups. The only good news is that you don’t need to worry or feel guilty about eating chocolate.

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This thing called “pink eye”

Itchiness, swelling, discharge, redness, and burning of the eyes may be signs of pink eye, or conjunctivitis. People often don’t take this problem seriously but if it’s not treated, conjunctivitis can have serious complications.

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The chemistry of love

You just broke up and now you’ve got a new love: chocolate. Who hasn’t been through this, or simply turned to this delicious treat when feeling down?

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Atchoo! Is it the flu?

Body and head aches, sore throat, cough, fever, runny nose... Is it the flu? Or is it just a common cold? Although they have extremely similar symptoms, these two are different diseases.

Lymphatic filariasis

Lymphatic filariasis is the cause of elephantiasis and poses a risk for a billion people throughout the world. More than 120 million people suffer from it, 40 million of which are severely incapacitated or deformed. One third of bearers live in India, another third in Africa and the rest in Asia, the West Pacific and the Americas.

Venoms and antivenoms

If you have been bitten by a venomous animal, you have to go to the nearest hospital to receive antivenom.

What are rickettsiae?

Rickettsiae are parasites of arthropods such as lice, flees and ticks. In humans, they cause diseases such as typhus, ehrlichiosis, Rocky Mountain spotted fever, and Q fever. Rickettsiae were discovered by Rocha Lima, a brazilian scientist.

Tick-borne viral diseases

Tick-borne viral diseases have three different clinical manifestations: encephalitides, hemorrhagic fevers, and dengue fever-like diseases.


Known as "rabbit fever," tularemia is typically a rural disease. It can be transmitted both by ticks and other insects, as well as by handling the carcasses of infected animals.


Caused by protozoan Babesia microti and transmitted by ticks of the genus Ixodes,  babesiosis is a serious animal health problem in Brazil and the world, and usually affects cattle.

Warning: mad dog

Did you know that August is mad dog month? They say that it is common for dogs to get a terrible disease, rabies, in August. Rabies makes several animals — including cats, horses, cows, bats and even humans — mad as a hatter. Although there is no scientific evidence, veterinarians believe that rabies is more easily spread at that time of the year because a great number of females are in heat. Dogs end up fighting for the "love" of females, which increases the chances of transmission.

How to recognize rabies

The time rabies takes to show signs after contamination varies according to the virus, the load transmitted and the place through which it entered the body. If the site of contagion is the head or the neck, the virus reaches its target (the central nervous system) more quickly. The central nervous system controls a large part of the body's functions and its main organ is the brain.

Fact and fiction about dengue

Have you read all about dengue but still have questions? Find out here what’s true and what’s false about dengue.

Rocky Mountain Spotted Fever

Those who live in rural areas or enjoys ecotourism can never forget about ticks. After mosquitos, they are the greatest transmitters of disease.


Typhus is an acute infectious disease caused by rickettsial bacteria. It is usually associated to social factors, such as poor hygiene and extreme poverty, and that is why it is most common during wars, or in refugee camps, prisons, concentration camps and ships. Find out more about the main types of typhus.

Chocolate: fact and fiction

Does chocolate give you pimples? Can you get addicted? Does it cause cavities? Fact and fiction about chocolate


Amebiasis is a disease caused by the ameba Entamoeba histolytica and it generally associated with poverty and poor hygiene. Why? Because you can develop amebiases simply by drinking contaminated water.

Bread and health

Everybody knows that bread is part of Brazilians’ daily lives. Breakfast cannot go without it. But is bread nutritious? Is it important for our health? If you want to loose weight, should you stop eating bread? Which is the best option: white or whole wheat? What about that “gluten” thing that is always written on the bag? Is it bad?

Health, society and quality of life

Health is a fundamental right, which has been recognized by all global forums and all societies. But what are the resources indispensable for people to be healthy?