Are Those Stretch Marks or Just Weight Gain? Skin Changes - Dermatology

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Is it stretch marks or pregnancy marks?


If you are pregnant, it is possible to develop stretch marks on the inner thighs and buttocks.
These marks, which can appear as red or purple streaks, may fade to a lighter color over time.
However, stretch marks can also occur due to weight gain, regardless of pregnancy.
It is advisable to consult a healthcare professional for an accurate assessment and to determine the cause of these marks.

Niming, 20~29 year old female. Ask Date: 2018/04/22

Dr. Wu Yuxin reply Dermatology


It is possible.

Reply Date: 2018/04/22

More Info


Stretch marks, also known as striae, are a common skin condition that can occur due to various factors, including rapid weight gain, pregnancy, hormonal changes, and even certain medical conditions. When it comes to pregnancy, it is indeed possible to develop stretch marks on areas such as the inner thighs and buttocks. During pregnancy, the body undergoes significant changes, including weight gain and hormonal fluctuations, which can lead to the formation of these marks.

The appearance of stretch marks typically starts as red, purple, or dark brown streaks, depending on your skin tone. Over time, these marks may fade to a lighter color, often becoming silvery or white. This change in color is due to the skin's healing process and the gradual loss of blood supply to the affected area. Stretch marks are caused by the tearing of the dermis, the middle layer of skin, which occurs when the skin is stretched rapidly. This can happen during pregnancy as the belly expands, but it can also occur in other situations, such as during puberty, rapid weight gain, or even muscle growth from exercise.

If you are noticing these marks on your inner thighs and buttocks, it is essential to consider your recent weight changes or any other factors that may have contributed to skin stretching. If you suspect you might be pregnant, it would be wise to take a pregnancy test or consult with a healthcare provider for confirmation. Pregnancy can indeed lead to stretch marks, but so can other factors like significant weight gain or loss.

In terms of prevention and treatment, while it may not be possible to completely eliminate stretch marks, there are several strategies that can help minimize their appearance. Keeping the skin well-hydrated is crucial. Using moisturizers that contain ingredients like hyaluronic acid, cocoa butter, or vitamin E may help improve skin elasticity. Additionally, maintaining a healthy diet rich in vitamins and minerals can support skin health. Some people also find that topical treatments, such as retinoid creams, can help improve the appearance of stretch marks, but these should be used with caution during pregnancy.

If you are concerned about the appearance of these marks or if they are accompanied by other symptoms, it is advisable to consult a dermatologist or healthcare provider. They can provide a proper diagnosis and recommend appropriate treatments based on your specific situation. Remember that stretch marks are a common and natural occurrence, and many people experience them at some point in their lives. Embracing these changes as part of your body's journey can also be a positive approach to self-acceptance.

Similar Q&A

Understanding Stretch Marks: Causes and Concerns for Your Health

Hello, doctor. I recently noticed the appearance of red stretch marks on the inner side of my thighs. After browsing through many posts online, I confirmed that they are indeed stretch marks. I don't consider myself very overweight; I am 160 cm tall and weigh around 64 kg. A...


Dr. Xie Huimin reply Nutrition
Is your lower body relatively heavier? Or have you been sitting for long periods without much exercise? It is advisable to avoid further weight gain and to engage in more physical activity, especially exercises targeting the lower body.

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What is the cause of the long stretch marks on Dr. Liao's thighs?


Dr. Liao Yaopan reply Family Medicine
Hello Mr. Chen, The medical term for "stretch marks" is "striae distensae," which is a phenomenon caused by excessive stretching of the skin. This occurs due to disproportionate growth of body tissues and skin, leading to the rupture of elastic fibers in the...

[Read More] Understanding Stretch Marks: Causes and Treatments for Skin Changes


Can Plastic Surgery Effectively Remove Stretch Marks After Weight Loss?

Dear Doctor, I used to be overweight, but I have lost some weight. However, the stretch marks on my abdomen and chest are still very noticeable. Can this condition be improved through cosmetic surgery?


Dr. Lu Daokuan reply Plastic Surgery
Some lotions, like Bounce Back, can slightly improve stretch marks, but cosmetic surgery is not an appropriate indication for this condition.

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Understanding Red Stretch Marks: Causes, Treatments, and Healing Time

Hello, doctor. I previously gained weight due to illness and medication, and unfortunately, I have developed red streaks on my thighs and arms. I have researched online, and it says that red streaks are still in the early stage. Would applying lotion and massaging help? How long ...


Dr. Li Yufen reply Dermatology
Hello: Regarding the introduction to stretch marks, you can refer to Dr. Tseng Chung-Jen's article at http://news.everydayhealth.com.tw/2015/06/22/1705-%E6%9B%BE%E5%BF%A0%E4%BB%81%EF%BC%9A%E9%95%B7%E5%87%BA%E8%82%A5%E8%83%96%E7%B4%8B%E8%A9%B2%E6%80%8E%E9%BA%BC%E8%BE%A6%EF%BC...

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