14+ Are Stretch Marks On Your Calves Normal Background. When the elastin fibres are torn, the normal production cycle is interrupted, or it becomes damaged. Because of the connective tissue and collagen in these areas.
The medical terms for stretch marks are striae and striae atrophica.
In these cases, marks usually appear on the growing muscles, such as the biceps or calves. Although the skin is usually fairly elastic, when it's overstretched, the normal production of collagen (the major protein that makes up the connective tissue in if you're noticing stretch marks on your body, you're not alone. Your calves are made up primarily of the gastrocnemius and the soleus muscles which both attach at your heel via your achilles tendon. The result is white, sometimes discolored lines on your.