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Common symptoms of a sinus infection

Common symptoms of a sinus infection

A sinus infection, also called sinusitis, is a common and painful condition that causes stuffy, painful pressure in the nasal cavity. Sinusitis affects around 31 million people in America each year. Most cases of sinusitis are due to a virus and will go away on their own. Viral sinusitis is contagious, so take steps to […]

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Eleven tips for white spots on teeth

Eleven tips for white spots on teeth

There are several possible causes for white spots on teeth, including dental fluorosis, enamel hypoplasia, poor dental hygiene, and eating too many acidic or sugary foods. Although people may see white spots on their teeth as undesirable, they rarely need to be a serious cause for concern from a medical point of view. In this […]

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Type 2 diabetes: New pill could ‘mimic the effects of surgery’

Type 2 diabetes: New pill could ‘mimic the effects of surgery’

Researchers have engineered a material that temporarily coats the small intestine and reduces the amount of glucose that enters the bloodstream during digestion. Scientists ‘envision a pill’ that ‘mimics surgery’ for people with diabetes. When they tested the material — which is called Luminal Coating of the Intestine (LuCI) — on rats, they found that […]

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Skull-drilling: The ancient roots of modern neurosurgery

Skull-drilling: The ancient roots of modern neurosurgery

Over the years, archeologists across the world have unearthed many ancient and medieval skeletons with mysterious holes in their skulls. It turned out that these holes were evidence of trepanation, an “ancestor” of modern brain surgery. Ancient Peruvians may have been better at handling skull perforation procedures than their modern-day counterparts. Evidence of holes being […]

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Is Parkinson’s linked to bacteriophages?

Is Parkinson’s linked to bacteriophages?

A recent study concludes that bacteriophages — or viruses that attack bacteria — may play a pivotal role in the development of Parkinson’s disease. These findings provide an intriguing new approach to the condition. Bacteriophages (depicted here) may provide an insight into Parkinson’s disease. Bacteriophages, often abbreviated to phages, are considered to be the most […]

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What to know about menopause and sore breasts

What to know about menopause and sore breasts

Before and during menopause, it is common for people to experience pain or tenderness in their breasts. Although breasts can often become sore due to menstruation, menopausal breast pain may result from different causes. This article will discuss the causes of sore breasts during menopause and explain some home remedies that may provide relief. What […]

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What is the wet mount procedure?

What is the wet mount procedure?

A vaginal wet mount test, or vaginal smear, is a gynecological exam. The doctor takes a sample of discharge and sends it for testing. Results can show whether a person has vaginitis, which is a term for a range of infections and other issues. A doctor may recommend a wet mount test if a person […]

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What does a positive or negative Hoffman sign mean?

What does a positive or negative Hoffman sign mean?

Hoffman’s sign or reflex is a test that doctors use to examine the reflexes of the upper extremities. This test is a quick, equipment-free way to test for the possible existence of spinal cord compression from a lesion on the spinal cord or another underlying nerve condition. The sign takes its name from a German […]

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What is the first sign of multiple myeloma?

What is the first sign of multiple myeloma?

Multiple myeloma is when plasma cells become cancerous and produce bone tumors called plasmacytomas. This type of cancer is called multiple myeloma because a person has more than one plasmacytoma. Multiple myeloma is uncommon with a lifetime risk of 1 in 132 people or 0.76 percent, according to the American Cancer Society (ACS). The ACS […]

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Gene editing for cancer prevention may actually cause cancer

Gene editing for cancer prevention may actually cause cancer

CRISPR-Cas9 is an exciting gene editing tool that scientists hope they will be able to use in preventing cancer. However, a new study warns that the use of this very strategy could actually increase the risk of cancer. Gene editing may help us to keep cancer at bay, scientists have found. But could it also […]