Dr Conrad A Smith

Fighting 'superbugs' with blue light

Antibiotic resistance is a growing concern throughout the world. A recent study investigates whether blue light can destroy these 'superbugs.'
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What causes red spots on the roof of the mouth?

Many factors can cause red spots to appear on the roof of the mouth. These include oral infections, burns or other injuries, and ulcers. In this article, we look at the causes, symptoms, pictures, and treatments.
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Dogs may be able to sniff out seizures

For the first time, researchers demonstrate that dogs can distinguish a distinct odor that the body produces during an epileptic seizure.
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Can this technique revolutionize reconstructive surgery?

A new method for reshaping cartilage would be quicker, easier, and much less invasive than current procedures. Moreover, it could have many applications.
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Researchers explore 'completely novel, nontoxic' IBD treatment

Researchers identify a new method that could allow them to treat and even prevent the development of inflammatory bowel disease, among other conditions.
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How long does it take a cold to go away?

The cold is a common illness that usually resolves within 7–10 days. In this article, learn about what to expect, how long a cold is contagious, and when to see a doctor.
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Gut microbes can spur immune system to attack cancer

An international study has identified gut bacteria that activate the immune system to slow melanoma growth in mice and highlights a key signaling pathway.
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What does the color of period blood mean?

Period blood can vary in color and relays important information about a person’s health. Normal period blood typically varies from bright red to dark brown or black. Blood or discharge that is orange or grey may indicate an infection. Learn more about what the different colors can mean here.
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A new wearable device may detect cancer with more precision

Researchers are developing and testing a wearable device that can detect the presence of cancer cells in the bloodstream with greater accuracy.
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Fish slime: An answer to antibiotic resistance?

Antibiotic resistance is an increasingly pressing issue for humanity. A recent study dives into the constituents of fish slime to hunt for new antibiotics.
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What causes bloody urine in men?

Seeing blood in the urine is a symptom of many underlying problems in males, including infections, an enlarged prostate, and kidney stones. Learn about the causes and their treatments here.
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What does herpes look like?

Herpes is a condition caused by the herpes simplex virus. People may notice herpes symptoms across the body, including in the mouth, on the genitals, or in the eyes. This article discusses what herpes looks like, describes the symptoms, and provides pictures to help identify herpes.
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Could probiotics evolve in the gut and cause harm?

New research shows how bacteria adapt inside the gastrointestinal tract of mice and suggests that the effectiveness of probiotics might change over time.
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Using artificial intelligence to predict mortality

Newly published research compares the accuracy of machine learning algorithms in predicting mortality with that of conventional mathematical models.
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Depression: Brain stimulation may be a good alternative treatment

A new review of clinical trials delves deeper into the benefits of various forms of non-invasive brain stimulation for treating severe depression.
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Is this a better way to deliver drugs to the brain?

According to a new study in mice, shorter-wave ultrasound pulses could help scientists deliver drugs straight into the brain more safely and efficiently.
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Colloidal silver: Does it work and is it safe?

Colloidal silver is a popular home remedy, and people use it to treat or prevent a range of health issues. However, the solution may not be safe to ingest, and it can have serious side effects. Learn more here.
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Cystic fibrosis: Existing drug may improve lung function

According to a recent study, a commonly used antifungal medication could be useful for treating lung infections related to cystic fibrosis.
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What is the difference between a cyst and a boil?

Cysts and boils are both lumps that appear under the skin. Although the symptoms are similar, the causes and treatments are different. Learn more about the differences between cysts and boils and how to identify each of them here.
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How to get rid of tonsil stones

Tonsil stones occur when bacteria, food, and other debris collect in the folds of the tonsils. In this article, learn how to remove tonsil stones at home.
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