Get Your Free HPV Information Guide

What HPV Is and How It Spreads

Human papillomavirus, or HPV, is a common virus that affects millions of people worldwide. The Centers for Disease Control and Prevention (CDC) estimates that nearly 80% of people will get HPV at some point in their lives. HPV spreads through skin-to-skin contact, most commonly during sexual activity. The virus can also spread through other types of intimate contact.

Get Your Free Facebook Photos Privacy Guide →

There are more than 200 types of HPV, but only about 40 types can infect the genital area. Most people who get HPV never develop any symptoms and their body clears the infection on its own within one to two years. However, some types of HPV can persist and cause health problems over time.

HPV can affect anyone who is sexually active, regardless of gender, age, or sexual orientation. You don't need to have many sexual partners to get HPV — infection can occur after just one sexual contact with someone who has the virus. Many people don't know they have HPV because the virus usually causes no signs or symptoms.

The virus lives in the cells of the skin and mucous membranes. Different types of HPV affect different areas of the body. Some types cause common warts on hands and feet. Other types affect the genital area, mouth, or throat. Understanding how HPV spreads helps people make informed decisions about their health and the health of their partners.

Practical Takeaway: HPV is extremely common and most people will encounter it at some point. Knowing that the body often clears HPV on its own can help reduce unnecessary worry, while understanding transmission methods supports informed conversations with healthcare providers and partners.

Health Risks Associated with HPV

While most HPV infections go away without causing problems, certain types can lead to serious health conditions. High-risk HPV types are the ones most likely to cause cancer. According to the CDC, HPV causes nearly all cases of cervical cancer in women — around 99.7% of cases are linked to HPV infection. HPV is also responsible for most anal cancers and a growing number of throat cancers in both men and women.

Learn About Browser Accessibility Options and Features →

Cervical cancer develops when high-risk HPV persists in the cervix for many years. The process from infection to cancer typically takes 10 to 20 years, which is why regular screening is important. Precancerous changes often develop without any symptoms, making screening a crucial tool for early detection. When cervical cancer is found early through screening, treatment is often successful.

Genital warts are another condition linked to HPV, though they are usually caused by low-risk types of the virus. These warts are benign but can cause physical discomfort and emotional distress. They may appear weeks or months after infection and can spread to sexual partners. Unlike the high-risk types, low-risk HPV types do not cause cancer.

HPV-related throat cancers, also called oropharyngeal cancers, have been increasing over the past few decades. These cancers develop in the back of the throat, including the base of the tongue and tonsils. They can occur in people of any gender but are more common in men. Risk factors include HPV infection, tobacco use, and heavy alcohol consumption.

Practical Takeaway: Understanding which HPV types cause which conditions helps people recognize the importance of prevention through vaccination and regular screening. Knowing that most infections clear on their own while some types require monitoring allows for more informed conversations with healthcare providers about personal risk factors.

HPV Vaccination: How It Works and Who Can Get It

HPV vaccines protect against infection with high-risk types of HPV that cause cancer. The vaccines work by teaching the immune system to recognize and fight off HPV before infection occurs. They are preventive vaccines, meaning they work best when given before someone is exposed to the virus. The CDC recommends HPV vaccination for people ages 11 and 12, though vaccination can happen as early as age 9.

Free Gift Card Information Guide for Consumers →

Two HPV vaccines are currently used in the United States: Gardasil 9 and Cervarix. Gardasil 9 protects against nine types of HPV — five high-risk types that cause cancer and four types associated with genital warts. Cervarix protects against two high-risk types. Both vaccines are given as a series of shots. The number of shots needed depends on age at first vaccination and individual health situations. People ages 15 and older typically need three doses, while those vaccinated before age 15 may need only two doses given six months apart.

Vaccination is recommended for all people assigned female at birth through age 26 and all people assigned male at birth through age 21. People ages 22 through 26 assigned male at birth may also receive vaccination after discussion with a healthcare provider about their personal risk factors and potential benefits. The vaccine works best before sexual exposure, but people who have already been infected with one HPV type can still benefit from protection against other types.

The vaccines are very safe and have been studied extensively in millions of people worldwide. Common side effects are mild and temporary, such as pain at the injection site, mild fever, or brief headache. Serious side effects are extremely rare. Healthcare providers can discuss potential benefits and risks with individuals and help determine whether vaccination is appropriate for specific situations.

Practical Takeaway: HPV vaccination offers protection against multiple types of HPV before infection occurs. Understanding the recommended ages and vaccine options allows people to have informed discussions with healthcare providers about whether vaccination might be beneficial for them or their family members.

Screening and Detection Methods

For people with a cervix, HPV screening is a key tool for detecting infections and catching precancerous changes early. Screening tests look for the presence of HPV or changes in cervical cells that might lead to cancer. Regular screening has dramatically reduced cervical cancer rates in countries where screening is widely available. The CDC reports that cervical cancer deaths have dropped by more than 70% over the past 50 years, largely due to widespread screening programs.

Starlink Internet Pricing and Service Overview Guide →

There are several types of cervical screening tests. A Pap test (Papanicolaou test) looks for abnormal cells in the cervix. An HPV test looks directly for the presence of HPV DNA or RNA. Some tests do both at the same time. Healthcare providers may recommend screening every three years with a Pap test alone, every five years with an HPV test alone, or every three to five years with a combination test, depending on individual factors and current guidelines.

For people without a cervix, HPV screening is less standardized. There is no routine screening test recommended for HPV-related throat or anal cancers in people without symptoms. However, people with a history of abnormal Pap tests or those with weakened immune systems may benefit from additional monitoring. Healthcare providers can discuss which screening approaches might be appropriate based on individual circumstances.

HPV testing can also be done outside of routine screening. If someone has symptoms like genital warts or abnormal cells are found on a Pap test, HPV testing may help determine the best course of action. Some healthcare settings also offer HPV testing as part of sexual health evaluations. Understanding what screening options exist and discussing them with a healthcare provider helps people make informed decisions about their health monitoring.

Practical Takeaway: Regular screening has proven highly successful at preventing cervical cancer by detecting problems early. Knowing what screening methods exist and when they are typically recommended helps people have productive conversations with their healthcare providers about establishing an appropriate monitoring schedule.

Treatment Options for HPV-Related Conditions

Treatment for HPV depends on what condition develops. For genital warts caused by low-risk HPV types, several treatment options exist. Topical medications can be applied directly to warts to help the body clear them. These include imiquimod, podofilox, and sinecatechins. Some healthcare providers may also use procedures like cryotherapy (freezing), laser therapy, or chemical peels to remove warts. No single treatment works for everyone, and warts sometimes return even after treatment because the underlying HPV infection may persist.

Learn How VA Disability Payments Work →

For precancerous changes in the cervix detected through screening, several treatment options can prevent cancer from developing. Loop electrosurgical excision procedure (LEEP) uses a thin wire loop to remove abnormal tissue. Cold knife conization uses a scalpel to remove a cone-shaped piece of tissue from the cervix. Laser conization uses a laser for the same purpose. These procedures both remove the abnormal cells