Muscle is a soft tissue composed of elongated cells (muscle fibres) that produce force and motion through contraction. Involuntary cardiac and smooth muscles are responsible for contraction of the ...

Abstract: This study models the dynamics of ATP depletion and reactive oxygen species (ROS) accumulation in cardiac muscle cells under the influence of solar proton flux (SPF), focusing on both ...

Abstract: This paper challenges the traditional view of heat as a mere byproduct of muscle activity. We demonstrate that heat can directly induce muscle contraction, even in the absence of calcium ...

Calcium is a nutrient that all living organisms, including humans, need. Dietary sources of calcium include dairy products, green leafy vegetables, nuts, seeds, and fortified products. Calcium is the ...

You may have heard that magnesium plays an important role in several bodily functions, including muscle contraction and regulating blood pressure and blood sugar. While it’s found in many foods, ...

Potassium supports nerve function and helps muscles contract, which may prevent leg cramps. Magnesium plays a vital role in muscle contraction, but studies show little benefit for leg cramps. When leg ...

There are many different types of cells in animals. Each type is specialised for a particular role. These ensure that the organism functions as a whole. The head of the sperm contains the genetic ...

1 The International Peace Maternity and Child Health Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, China 2 Shanghai Key Laboratory of Embryo Original Diseases, Shanghai, China ...

Correspondence to Tania Pizzari, La Trobe University, Department of Physiotherapy, Bundoora, Mebourne, Victoria 3086, Australia; T.Pizzari{at}latrobe.edu.au The high incidence of hamstring muscle ...

If stretching isn’t part of your regular health and fitness routine, you may be missing out. “Stretching is good for everybody and definitely something to do on a regular basis as part of an overall ...