Stretch marks ofte­n appear during growth periods like at 19. The­y're reddish, itchy bands from your expanding skin. Having the­m on just one side is normal too. Gentle­ moisturizers may ease the­ irritation. Drink plenty of fluids.

It seems that dandruff might be one of the conditions. The main symptom of dandruff is itching, and white particles of skin can be seen on hair. Sometimes, this condition might also produce red patches on the face, especially around the hairline area. The pathogen fungi on your scalp cause dandruff. For example, choose a shampoo that is specifically designed for dandruff. In particular, washing hair regularly along with the stress management procedure may also be beneficial for you.

Sweating is your body's natural way to cool down. Certain medications can increase sweat production as a side effect or be symptoms of underlying medical conditions. Anti-sweat tablets reduce sweat secretion but may interact with your current medications. It's crucial to consult your doctor for a safe solution. They can adjust your medications or suggest alternative treatments to address the root cause of your sweating. Always communicate openly with your doctor about any concerns or changes in your medication regimen to ensure your health is prioritized.

This condition may develop when acne is no longer severe and it may take time to naturally disappear. To aid the process, you may wash the area of your skin with a cleanser, be careful not to pick or get acne pimples, use oil-free moisturizers, and apply products with ingredients such as niacinamide or vitamin C. Bear in mind that the redness would need time to go before it finally disappears.

Hair loss can be caused by a various factors such as genetics, hormonal changes, stress, medications etc. But there are treatments such as topical medications like minoxidil, hair transplants, etc.  that exist to manage hair loss issues. I recommend you to visit a qualified hair transplant doctor. Based on the severity of your hair loss and other factors, he may suggest the best solution for you. 

It’s normal for your skin not to have an immediate breakout when you quit using a salicylic acid cleanser. Different people have different experiences with purging. A niacinamide serum may be beneficial in clearing your skin. Reducing redness and improving skin texture are some of the things niacinamide can do. Ensure you follow the directions on the package and be patient for results.

You might have contracted a fungal infection called ringworm on your privates. Ringworm can be distinguished as a red itchy patch on the skin, which can develop into a dark-colored patch. Due to a fungus, it is caused. Use antifungal cream or powder to get it to go away. Remember to keep the area away from any dirt, moisture, and sweat. Please do not share the bath towels or clothes with anyone as this will help you stay safe from the infections.

Without a physical examination, it is difficult to understand your problem and the cause of it. I advise you to visit a dermatologist for proper diagnosis of your condition. Based on that, he may recommend the right treatment for your problem which can include antibiotic or anti-inflammatory creams. 

The use of rosemary water for hair is quite beneficial. Rosemary shows the potential for increasing hair growth and stopping hair loss with its properties. It is a common method used to reduce dandruff and improve scalp health. Nevertheless, in case of any skin reaction or allergies, avoid it. Before applying it all over your scalp, it is crucial to try out a small area first.