lihaks
Lihaks is the Finnish word for muscle; in general usage it refers to the tissue in animals and humans that contracts to generate force. The term can appear in different cases in Finnish grammar (for example lihaksen or lihaksia), but in English-language texts the word muscle or muscles is used. In a broad sense, muscles consist of muscle fibers enclosed in connective tissue and supplied with nerves and blood vessels.
Muscles are classified into three main types: skeletal, smooth, and cardiac. Skeletal muscles attach to bones
Contraction is driven by the sliding filament mechanism: actin and myosin proteins slide past each other, powered
Performance and growth: regular training induces adaptations such as hypertrophy, increased mitochondrial density, and changes in
Common disorders and aging: strains, myopathies, and muscular dystrophies affect muscle function; aging causes sarcopenia, a