Medically reviewed by William Truswell, MD Collagen is a structural protein found in tissues in skin, hair, nails, cartilage, bones, and tendons. By working with other substances, such as elastin and ...

Exercise is another valuable tool for maintaining skin elasticity. Regular physical activity improves circulation, which increases the delivery of oxygen and nutrients to your skin. This enhanced ...

such as collagen and elastin, forming harmful substances called AGEs, which can stiffen these proteins and accelerate visible signs of aging. Without intervention, glycated collagen accumulates at ...