Yes the HPV vaccine is indeed given for the prevention of cervical cancer. The vaccine helps protect against certain strains of HPV that are known to cause cervical cancer, as well as other types of cancer and genital warts. 

Its natural to experience discoloration in skin especially after a blister or wound has occurred. color changes during the healing process. It could be due to hyperpigmentation which is the increased production of melanin in that area. This can result in a bruise-like appearance.

Sudden or worsening tightness in the chest should be taken seriously, especially if you are already on blood pressure medication. It can be heart related issues that may require immediate medical attention so see a cardiologist for a thorough evaluation.

Having PCOS does not necessarily mean that you will experience harm or that your baby will be at risk during pregnancy. However some women with PCOS may have a slightly higher risk of certain complications such as gestational diabetes and preterm birth. So close monitoring and regular prenatal care are important..

It does not necessarily indicate implantation pain. Implantation normally occurs about 6-12 days after ovulation and it is usually not associated with severe pain. If the pain persists or worsens its advisable to consult with a doctor.

May be you're experiencing migraine headache. Consult with a neurologist or headache specialist for a proper evaluation and diagnosis. Pain relievers may provide temporary relief but you need to seek professional guidance for more effective treatment options.

Masturbation does not cause pregnancy. Check with your gynec for your periods.

I'm sorry to hear that you're suffering from Crohn's disease. For more information about the treatment and procedure in India you can visit this page - Best Treatment for Crohn’s Disease in India 2023( Know The Top Hospitals, Doctors, Cost & More)

Experiencing abdominal pain during sex can be concerning and may be caused due to gynecological conditions, deep penetration, vaginal dryness, etc. For proper evaluation and personalized advice you need to speak to a gynecologist or a sexual health specialist

When sexual activity occurs during menstruation, it can potentially disrupt the normal flow andcause the bleeding to taper off earlier than usual. This is generally considered normal and should not be a cause for significant concern. If you're concerned then please do a test to confirm.

Stomach pain can sometimes be a side effect of oral contraceptives like Yuvti. It's possible that the medication is causing gastrointestinal upset or hormonal changes that result in discomfort. Consult your nearest gastroenterologist for the concern.

These symptoms are usually caused by infections. Visit your gynec to get personalized advice and they will prescribe medications, such as antifungal or antibiotic creams or oral medications, to help resolve the vaginal infection.

External hemorrhoids or piles can occur during or after pregnancy due to the increased pressure on the rectal veins and hormonal changes. Hemorrhoids often improve with time and self-care measures such as a high-fiber diet, hydration, and creams. 

Consult a gynecologist since your periods are irregular, also the doctor needs to perform a thorough examination to check what the problem is.