Может ли у моей 11-летней дочери быть расстройство желудка?

Judging from the information you have shared, there are chances of you having lower abdomen pain caused by diaphragmatic strain or inflammation. It is necessary to seek medical assistance, such as a gastroenterologist or a GP doctor.

The level of bad cholesterol in the blood is capable of giving you a high risk of heart problems. Reaching a state of healthy weight and the right food choices one can use as supplementary units can help reduce hypercholesterolemia. Because you've been doing so well, you may eat out, but make sure you choose wisely. Prefer alternatives like roasted chicken or fish with greens instead of those stewed or cheesy dishes. 

Drinking floor cleaner is super risky be­cause it isn't made­ for our bodies. It can burn your mouth, throat, and tummy. You could feel sick, struggle­ to breathe, or even pass out. It's crucial to ge­t help quickly by phoning poison control or heading to the hospital. Don't de­lay, getting treatment soone­r improves your odds of feeling alright late­r.

It seems like you may have hyperthyroidism. This occurs when your thyroid is too active which results in rapid heartbeats and discomfort in the abdomen. Additionally, it can be difficult for you to gain weight. Treatment may involve taking medications or undergoing other therapies that can help regulate the levels of your thyroid hormones. Therefore, you need to see a doctor so that they can diagnose and treat it properly.

Nonalcoholic fatty liver disease can progress to fibrosis, which is the scaring of the liver. Healthy weight loss through diet and exercise can play a key role in the liver's health. The liver is capable of some self-repair, but the damage from serious scarring is probably not going to be reversed completely. Following your doctor's advice, taking your medication, and lifestyle changes to support your liver health are essential.