What is the current scientific understanding of the "flat line" phase in pornography-related concerns?

Considering the circumstances, it is improbable that your girlfriend could become pregnant if there was no ejaculation. Nevertheless, it is good to realize that any genital contact has some risk involved. Therefore, if she starts experiencing any unusual signs like missing her periods or having abnormal bleeding; I advise you to go for a pregnancy test so that you can be sure about everything.

It is safe to apply both a pull-out method and condom at the same time because it can prevent unwanted pregnancy as well as STIs. 

Some normal things may happen like fe­ar, worry, and body hurt. This is okay since it is new. Go slow, talk openly with your boyfrie­nd, and make sure you both want it. Use prote­ction to not get pregnant and STIs. Take your time and only do what you both agree­ is good. Your health and safety matter most he­re.

When a man's sperm joins with a woman's egg that's called pregnancy. If your sperm doesn't get into her vagina then it is unlikely that she will become pregnant. There can be other reasons for cramps too – like periods or stomach problems – it doesn’t always mean you’re having a baby. If you’re worried take a test to make sure.

It's common to wonder about sexual performance, particularly if you've been engaging in masturbation quite often. Fast termination during sexual intercourse is called premature ejaculation (PE). The symptoms of PE are being unable to command when you ejaculate. Too much masturbation can be a reason for PE. Reduce the frequency of masturbation- practice methods of delaying ejaculation like the start-stop method, and- communicate honestly about your worries despite finding this advice difficult. 

Having a low sex drive is common, meaning you don’t feel like having sex often. Signs include not feeling excited about intimacy and rarely thinking about it. Stress, being tired, and hormone changes can cause this. To help, try to relax, get enough rest, talk with your partner, and seek counseling if needed.

You might be going through a difficult time with erectile dysfunction and low libido. There are a few things that can lead to these problems like stress, anxiety, relationship problems, or health conditions. If you need to change your position, such as by openly discussing the issue with your partner or aiming to manage stress through good daily routines, try some techniques such as regular exercise and a proper diet along with consulting a doctor. 

MASTURBATION does not cause a decrease in man power... It is a normal activity and does not affect physical health... To regain man power, maintain a BALANCED DIET, exercise regularly, and get enough sleep... Avoid SMOKING, drugs, and EXCESSIVE ALCOHOL CONSUMPTION... Speak with a healthcare professional if experiencing sexual dysfunction...

When a condom slide­s off during sex, there's a chance­ of HIV transmission if bodily fluids (like semen or blood) made­ contact. HIV spreads via these fluids. Symptoms might not appe­ar immediately but could include fe­ver, tiredness, and a sore­ throat. Getting tested by a doctor is crucial, as is discussing any anxie­ties you have. 

You may have a condition known as sexual asthenia. This can lead to weakness, body aches, and vomiting before or during sex. It may be caused by physical or mental issues such as stress. Make sure to rest, eat well, and talk to someone you trust about how you are feeling. If they do not go away after taking these steps then seek help from a medical professional who will give further advice on what needs to be done.

It is not uncommon for girls to engage in the practice of masturbation. It does not produce lasting damage or have an impact on hormonal levels. After a year, your body will start to heal itself using its own without the aid of medication. Primarily, if you did it on the outer part, such as your upper lips, it shouldn't be a serious problem. The only point of caution is that you need to ensure that the area is kept clean to avoid any possible infections.