Side Effects of Masturbation
Discover the health effects of masturbating once a week for males. Learn about the benefits, potential side effects of excessive masturbation, and what science says about this common practice.

Side Effects of Masturbation: What to Know
Masturbation is a natural and common aspect of human sexuality, yet it is often surrounded by myths and concerns about its potential side effects. A frequent question relates to the impact of a specific frequency, such as masturbating once a week. According to health experts, masturbating once a week is generally considered a healthy and normal practice that is not associated with negative side effects. In fact, this level of frequency is often viewed as a form of moderation that can offer several physical and mental health benefits without interfering with daily life or relationships. The side effects often attributed to masturbation, such as fatigue, weakness, or physical injury, are typically linked to excessive or compulsive behavior, not moderate and regular self-pleasure. Understanding the distinction between healthy moderation and problematic excess is key to appreciating its role in a balanced lifestyle.
Is Masturbating Once a Week Healthy?
Engaging in masturbation once a week is widely considered healthy and beneficial. This frequency falls well within the range of normal sexual behavior and can contribute positively to both physical and mental well-being. It is seen as a way to relieve stress, release sexual tension, and better understand one's own body without causing harm. Unlike excessive habits, a weekly practice does not typically interfere with daily activities, responsibilities, or relationships and is a normal part of a healthy sex life for many men.
Potential Health Benefits
Rather than causing harm, masturbating at a moderate frequency like once a week is associated with several health benefits.
- Stress Relief and Mood Improvement: Masturbation leads to the release of endorphins, dopamine, and oxytocin. These neurochemicals trigger positive feelings, activate reward circuits in the brain, reduce stress levels, and help stabilize mood.
- Better Sleep: The release of stress hormones like cortisol and the flood of relaxing endorphins can lead to a sense of calm and relaxation, promoting sounder sleep.
- Reduced Prostate Cancer Risk: Several studies suggest a link between frequent ejaculation and a lower risk of prostate cancer. One major 2016 study found that men who ejaculated 21 or more times per month had a significantly lower risk than those who ejaculated four to seven times. The theory is that regular ejaculation helps flush out toxins and potentially carcinogenic substances from the urogenital tract.
- Improved Sexual Function: Masturbation helps men learn what they like sexually, which can enhance their sexual experiences with a partner. It also serves as exercise for the pelvic floor muscles, which can help prevent conditions like erectile dysfunction and incontinence as men age.
When Do Side Effects Occur?
Negative side effects from masturbation are not typically associated with a weekly frequency. Instead, they arise from practices that are either excessive, compulsive, or overly aggressive.
Side Effects of Excessive Masturbation
- Physical Irritation: Frequent or rough masturbation within a short period can cause minor skin irritation or a slight swelling of the penis known as edema. These symptoms usually resolve on their own within a few days.
- Reduced Sexual Sensitivity: An aggressive or tight grip during masturbation, when done habitually, may lead to reduced sensation over time. This can sometimes make it more difficult to achieve orgasm with a partner. A change in technique often resolves this issue.
- Fatigue and Weakness: Some individuals report feeling weak or tired after very frequent masturbation, though this is not a universal experience and is tied to excess.
- Impact on Daily Life: Masturbation becomes a problem when it becomes compulsive. This is defined not by a number, but by its negative impact on your life. Signs of addiction include missing work, school, or social events; neglecting responsibilities and relationships; and being unable to concentrate on other tasks.
Debunking Common Myths
Many long-standing myths about masturbation cause unnecessary anxiety. Here are the facts:
- Myth: It lowers testosterone. Masturbation has only a modest, temporary effect on circulating testosterone. Only excessive, compulsive masturbation might be linked to lower levels.
- Myth: It's a sign something is wrong in your relationship. This is untrue. Most men masturbate regardless of their relationship status—whether they are single, in a happy relationship, or in a difficult one. For many, it is a routine way to relieve stress or fall asleep and is not a reflection of their partnership.
- Myth: It makes you thin or weak. Masturbation does not cause significant weight loss or physical weakness when done in moderation.
Frequently Asked Questions
How many times a week is normal for a man to masturbate?
There is no single "normal" or "right" number. Frequency varies widely from person to person based on age, health, and libido. Some men may masturbate several times a day, while others do so once a week or less. As long as it does not disrupt your life, relationships, or work, your frequency is normal for you.
Can masturbation cause permanent injury?
While masturbation is considered the safest form of sex, it is not entirely risk-free. Very rough or forceful masturbation can cause a rare but serious injury called a penile fracture, where the chambers that fill with blood rupture. This condition requires immediate medical attention. However, this is an extreme case and not a risk of normal masturbation.
How does masturbation affect sperm quality?
The evidence is complex and somewhat conflicting. Some research suggests that longer periods of abstinence (several days) increase semen volume and sperm count. Conversely, shorter periods of abstinence (a day or two) may improve sperm motility (movement) and morphology (shape). For general health, a weekly frequency is unlikely to have any negative impact on fertility.
Conclusion
For males, masturbating once a week is a healthy, normal activity that offers more benefits than risks. It can serve as a valuable tool for stress relief, mood enhancement, and better sleep, while also contributing to long-term prostate health and a better sex life. The negative side effects commonly associated with masturbation are linked to excessive or compulsive behaviors that interfere with a person's life, not to moderate frequencies. As long as the practice remains a balanced and positive part of your life, there is no medical reason to be concerned about masturbating once a week.