Dr Craig Corcoran

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 to know about female sex hormones

Summary description Female sex hormones, or sex steroids, play crucial roles in sexual development, sexual desire, and reproduction. They also influence body weight and hair, bone, and muscle growth. Learn more about the types and roles of these hormones here.
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Are large areolas normal?

Areolas can be large or small, and they come in many different shapes and colors. They can also change over time, for example, with age or during pregnancy and breastfeeding. Learn more about areola size and reduction options here.
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Cancer: Are probiotics making immunotherapy less effective?

Probiotic supplements could be having a detrimental effect on this particular form of cancer treatment, according to new research.
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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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Is it safe to use coconut oil for vaginal dryness?

Some people prefer a more natural approach to relieving vaginal dryness. Pure coconut oil is free from additives, and studies suggest that it is generally safe to use on the skin. Learn more here.
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Is blue balls a real condition?

Blue balls is the informal term for epididymal hypertension, which causes uncomfortable or aching testicles if a person is aroused but does not ejaculate. Learn more about the myths and facts here.
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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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Why do I have chills without a fever?

Potential causes of chills without a fever include hypothyroidism and exercising in intense cold. Treatment may be unnecessary unless a fever develops or chills recur. Learn more here.
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What causes a low libido?

It is common for a person's libido to fluctuate throughout their life and according to their mood. However, a significant change in libido may be due to an underlying cause. Learn about low libido causes and how to treat them here.
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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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Benefits and uses of B-complex vitamins

Vitamin B complex refers to the eight B vitamins. In this article, we take a closer look at each of these vitamins, the benefits of B-complex supplements, who should use them, and side effects.
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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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Breast cancer: Estrogen byproducts may predict outlook

New research finds an association between the ratio of two estrogen metabolites and the risk of all-cause mortality among women with breast cancer.
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Is sugar the key to treating lung problems?

Research in mouse models has revealed a surprising link between the activity of immune cells in the lungs and their ability to process simple sugars.
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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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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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How to stop getting sick

Some people find that they keep getting sick. Potential causes of frequent sickness include stress and lack of sleep. Lifestyle changes can help reduce the likelihood of a person becoming ill. Learn more about why some people keep getting sick and what to do about it 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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