In combat sports, whether boxing, MMA, wrestling, or Muay Thai, making weight is a central part of competition. Fighters often face intense pressure to drop to a lower weight class before a fight, and unfortunately, some methods used are extreme and unsafe. As someone who works in nutrition and has spent years researching exercise and…

While studying for my skin science lectures today at UCD, I thought it would be a good idea to write a post on vitamin D. We covered vitamin D production in the skin, and it was one of the most interesting topics so far, because it sits at the intersection of dermatology, nutrition, and overall health.…

Atopic eczema (atopic dermatitis) is a chronic, intensely itchy inflammatory skin condition. Although it often appears as dry, irritated skin, it is not just a problem of dryness. Instead, eczema reflects a complex interaction between a weakened skin barrier, an overactive immune system within the skin, genetic susceptibility, microbes, and environmental triggers. Together, these factors…

Nodules and granulomas are one of the most common concerns after aesthetic injections, especially dermal fillers. While they can be worrying, they are usually manageable when identified early and treated correctly. Understanding what they are, when they appear, and how to manage them is essential for anyone considering filler treatments. What Are Nodules and Granulomas? A nodule…

A healthy pregnancy is shaped by simple, consistent daily habits. Research shows that balanced nutrition, safe levels of physical activity and regular relaxation techniques can significantly lower the risk of complications such as gestational diabetes, pre-eclampsia, excessive weight gain and preterm birth. These habits also support mood, energy levels and overall wellbeing throughout pregnancy. The…

Shift work is integral to healthcare, emergency services, manufacturing, transport, and public safety. Despite its necessity, working outside conventional daylight hours places sustained strain on human physiology. Extensive research demonstrates that long-term exposure to night and rotating shifts is associated with elevated risks of cardiometabolic disease, mood disorders, cerebrovascular events, and certain malignancies. These risks…

Melasma is one of the most common skin concerns I am asked about. It is a chronic, relapsing form of facial hyperpigmentation that disproportionately affects women and significantly impacts quality of life. Although often referred to as a cosmetic condition, research clearly shows that melasma is a complex, biologically active disorder involving genetics, hormones, light…