Why hasn't Regesterone tablet induced my period yet?

If you had faint positive pregnancy test results and the ultrasound did not detect a pregnancy in the uterus, it's possible that the pregnancy did not progress or was very early on. So the bleeding could also be due to hormonal imbalances or other factors. Check with a gynecologist to be rest assured

Many factors can cause breast pain apart from cancer Hormonal changes like menstruation, pregnancy, and breastfeeding.. Injury or trauma to the breast. Fibrocystic breast changes or benign breast lumps. Breast infections like mastitis. Certain medications like hormonal contraceptives and antidepressants. Wearing ill-fitting bras or engaging in strenuous exercise. Most breast pains are not caused by cancer. Consult a doctor if you experience persistent breast pain. 

Puberty can start at different ages for different people and there is a wide range of what is considered normal. 
The ability to have children (reproductive maturity) usually occurs after the completion of puberty when the reproductive organs, such as the ovaries and testes, have fully developed. For most individuals, this occurs in their late teens or early twenties. However, it's important to remember that everyone's development timeline is different.

Missed PERIOD, stomach pain, and laziness can BE caused by:
-Stress or anxiety
-Hormonal imbalance,
-Polycystic OVARY syndrome
-Thyroid problems
-Endometriosis
-Pregnancy or miscarriage
-Uterine fibroids or CANCER
-Excessive exercise or weight loss
-Depression or eating disorders
-Perimenopause or menopause 
Consult a healthcare provider for proper diagnosis and treatment!!!!

Yes engagement in unprotected sex may lead to pregnancy. Although the male partner might not have ejaculated, pre-ejaculate fluid also contains sperm that may cause pregnancy. The only way to prove the pregnancy is by going for a test or seeking medical attention from gynecologist. In case of any symptoms related to pregnancy such as missing a period, it is advisable visiting gynecologist

Masturbating on the outer part of the vagina, the upper lips do not cause nerve damage or break the hymen. Masturbation is a normal and safe activity that does not interfere with your marriage or fertility. The body naturally heals itself, so any leftovers from old habits should not be a concern for you now. 

PID is an infection of the female reproductive organs, usually caused by STIs like chlamydia or gonorrhea. However, PID can also be caused by non sexually transmitted infection, like bacterial infections, medical procedures, or bacterial imbalances. Regardless of sexual activity, PID requires medical attention for proper diagnosis and treatment.

The effectiveness of the pill depends on factors like timing and individual variables. If you're sexually active and concerned about pregnancy, consider taking a pregnancy test if your period is significantly delayed.