Sarcopenia is a musculoskeletal disease characterized by loss of strength and muscle mass, being associated with aging as a predictor of adverse effects such as falls and frailty. Since the initial definition of the disease, its diagnosis has been evolving, with increasing impact on clinical and physical performance variables [+]

Chronic low back pain causes disability and socioeconomic impact. High-intensity exercise shows positive results in other diseases, but there is no evidence on this pathology. The aim is to determine its efficacy on health-related quality of life, disability, pain intensity and adherence to treatment in people with chronic low back pain [+]

It is suggested that stretching of the masticatory muscles may contribute to increased flexibility of the hamstring muscles, leading to greater trunk flexion, and vice versa. The functional relationship between the masticatory and hamstring muscles has been studied, and while it is acknowledged in clinical practice, it lacks a solid scientific foundation [+]

To measure the basic parameters of water we have several systems. Some work by adding drops of reagent on a sample and the others are strips of paper that we introduce into the sample a few seconds. In the case of the first ones, the water will change color and we will contrast it with a table that contains a palette of colors with their corresponding results [+]

It may be the case that, having taken all the precautions, one day the water in your pond begins to take on a brownish or greenish tone that with the days, intensifies to the point that it is impossible to appreciate anything below the five centimeters deep [+]

Filtration is the part of aquarism in which more ingenuity has been wasted. Accustomed to be the favorite part of the "hands" DIY enthusiasts and no wonder, over time and since its inception the mechanisms to make the water move, surprise any curious person [+]