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Examples of cases where stretch marks are common include weight gain (in the form of fat and/or muscle), pregnancy, and adolescent growth spurts, though it is also noted that some medications, as well as other medical conditions and diseases, may increase the likelihood of stretch marks appearing.
Due to natural variation, individuals pass through the Tanner stages at different rates, depending in particular on the timing of puberty.Among researchers who study puberty, the Tanner scale is commonly considered the "gold standard" for assessing pubertal status when it is conducted by a trained medical examiner. [5]
In females, the pubertal growth spurt arise early in puberty due to the direct stimulation of sex steroids and indirectly by the growth hormone-insulin-like growth factor (GH-IGF) axis. [17] Ovulation and follicular functions are stimulated by the gonadotropins released by the hypothalamic-pituitary-gonadal axis' action. [ 11 ]
This man shares his belly rolls and stretch marks to encourage male body positivity. November 8, 2018 at 5:34 PM. Body image activist, Stevie Grice-Hart, is starting a conversation around male ...
Here are the best stretch mark removal treatments dermatologists recommend, like lasers, microneedling, and creams. Wondering how to get rid of stretch marks? Here are the best stretch mark ...
The male "growth spurt" also begins later, accelerates more slowly, and lasts longer before the epiphyses fuse. Although males are on average 2 centimetres (0.8 in) shorter than females before puberty begins, adult men are on average about 13 centimetres (5.1 in) taller than women.
For North American, Indo-Iranian (India, Iran) and European boys Thelarche (breast development) age 10½ (8–13) Pubarche (pubic hair) age 11 (8½–13½) Growth spurt age 11¼ (10–12½) Menarche (first menstrual bleeding) age 12½ (10½–14½) Wisdom tooth eruption age 15½ (14–17) Adult height reached age 15½ (14–17)
Boys are under a lot of societal pressure to look a certain way, Ganjian says. “Boys may feel pressure to be tall and muscular, especially in sports or certain social circles,” he says.