Monthly archives: April 2016


Omega-3 supplementation in cognitive decline

In humans, about 90% of all the brain’s neurons are located in the cerebral cortex (the outer layer), which is composed of grey matter. Most of the information processing in the brain takes place in diverse areas of the cerebral cortex (involving memory, attention, perception, thought, language and consciousness). The cerebral cortex is found only in mammals; in larger ones (including humans), its surface folds to create ridges and furrows, […]


Omega-3, western diet and overweight

First of all, let’s clarify what is considered overweight y obesity from the perspective of health. Only weight that is higher than what is considered as a healthy weight for a given height is defined as overweight or obesity. And the tool used to assess weight in relation to height is the Body Mass Index (BMI): With the metric system, the formula for BMI is weight in kilograms divided by […]


Maternal milk and allergies in children

Breastfeeding is recommended for many reasons: it is the perfect food for a baby‘s digestive system, it contains all of the nutrients needed by the newborn and many substances that benefit his/her immune system, and also may decrease the chances that a child will become obese. Besides, there is some evidence that breastfeeding protects babies against the development of allergies. Allergies occur when the immune system reacts to things (allergens) […]


All that glitters is not gold

Fish is source of EPA and DHA, but it may also contain pollutants. Although the health benefits from consuming fish are well known, there is concern around the potential dangers from pollutants such as heavy metals (mercury), dioxins and polychlorinated biphenyl compounds, accumulated within fish due to marine environment contamination, which could have adverse effects on foetuses, babies and people with health-related problems. Mercury is accumulated in large marine fish […]


DHA as a preventive measure in contact sports

Concern regarding the number of mild traumatic brain injuries and its associated long-term neurological damage in players of contact sports is raising. Among American football players (and athletes in other sports such as ice hockey), brain trauma may be less the result of violent collisions that cause concussions than the cumulative effect of repetitive head impacts; American football players can experience hundreds of non-concussive hits during a single season. A […]