Mayo Clinic
Hepatitis B - Symptoms and causes - Mayo Clinic
October 4, 2024 - This contagious liver infection can be long lasting. Learn how the infection spreads and what you can do to prevent or treat it.
CDC
Hepatitis B Basics | Hepatitis B | CDC
August 29, 2025 - Vaccination is the best way to prevent infection. Hepatitis B is a vaccine-preventable liver infection caused by HBV.
New York State Department of Health
Every Week Hundreds of People Get Hepatitis B
No. Hepatitis B is a sexually transmitted disease, but it is spread in other ways, too. This is a hardy virus that can exist on almost any surface for up to one month. You can get infected through contact with an infected person's blood or body fluids.
Hepatitis B Foundation
Hepatitis B Foundation: Hep B Transmission and High Risk Groups
Hepatitis B is transmitted through infected blood and bodily fluids. Individuals in high risk groups should be screened.
WHO
Hepatitis B
July 23, 2025 - The virus is most commonly transmitted ... childhood, as well as through contact with blood or other body fluids during sex with an infected partner, unsafe injections or exposures to sharp instruments....
Hepatitis NSW
Hep B Transmission | How Do You Get Hep B | Hepatitis NSW
June 6, 2025 - Hep B is transmitted when you come into contact with the blood or sexual fluids of a person with hep B. Learn more about hep B transmission here.
Children's Hospital of Philadelphia
Hepatitis B: The Disease & Vaccines | Children's Hospital of Philadelphia
August 14, 2025 - Now, the reason that we vaccinated all infants who were born to mothers who had hepatitis B is that if you contract hepatitis B in the first year of life, meaning less than 12 months of age, you have a 90% chance of going on to develop cirrhosis, which is chronic liver disease, or liver cancer.
Hepatitis Australia
Can I get hepatitis B through hugging or kissing? | Hepatitis Australia
No. Hepatitis B does not spread through touching or saliva. You can only get hepatitis B from infected blood or some types of body fluids. Most people get hepatitis B at birth or in early childhood. You can also get hepatitis B if you have sex without a condom or have an unsafe medical procedure.
CDC
Hepatitis B Prevention and Control | Hepatitis B | CDC
September 24, 2025 - Share sensitive information only on official, secure websites. ... Jan. 31, 2025 · Hepatitis B spreads when someone comes in contact with the bodily fluids of a person who is infected.
Healthline
How Do You Get Hepatitis B? Causes, Diagnosis, More
January 5, 2023 - Hepatitis B can transmit through ... You can contract hepatitis B through sex without a condom or other barrier method, shared needles or razors, or unsterilized medical or tattoo equipment....
U.S. Department of Health and Human Services
Hepatitis B Basics | HHS.gov
March 31, 2023 - The best way to prevent HBV infection ... service by most health plans. Hepatitis B is transmitted when blood, semen, or another body fluid from a person infected with HBV enters the body of someone who is not infected....
Canadian Cancer Society
Hepatitis B and C | Canadian Cancer Society
Both hepatitis B and C are spread from person to person through sexual contact or by sharing syringes or needles for injecting drugs. They can also be spread during invasive medical, dental or other procedures using contaminated equipment. HBV can be spread through unprotected sex.
CDC
Clinical Overview of Hepatitis B | Hepatitis B | CDC
September 24, 2025 - HBV is highly infectious and transmitted when blood, semen or other body fluids from a person infected with the virus enters the body of someone who is uninfected. People with hepatitis B often do not have symptoms.
Nationwide Children's Hospital
Hepatitis B: Five Steps to Prevent Spreading Infection
It is mainly spread through unprotected sexual activity or exposure to blood. The virus enters the body through a cut, a scraped area of skin or through mucous membranes (like the inside lining of the mouth). Hepatitis B can occur through direct blood-to-blood contact.
HealthDirect
Hepatitis B - prevention, symptoms and treatment | healthdirect
May 6, 2025 - You cannot catch hepatitis B by being coughed or sneezed on by infected people or by having contaminated food and drink. You cannot catch the virus from saliva, breast milk or tears. A diagnosis of hepatitis B infection is made using blood tests.
Better Health Channel
Hepatitis B | Better Health Channel
Simple steps that everyone can take to protect themselves against hepatitis B include: Make sure you and your children are immunised – this is the best protection. Use condoms every time you have anal or vaginal sex with new partners until you both get a check-up (this also prevents against other infections). Avoid oral sex if you or your partner have herpes, ulcers or bleeding gums – it is unlikely that you will contract hepatitis through oral sex unless blood is present.
New York State Department of Health
Hepatitis B
The best way to prevent hepatitis B is to get vaccinated. All adults aged 18-59 should receive the vaccine and any adult who requests it may get the vaccine. All adults 18 years and older should get screened at least once in their lifetime. REFERENCE: https://www.cdc.gov/hepatitis/hbv/index.htm
Children's Hospital Pittsburgh
Hepatitis B Symptoms & Treatment in Children | Children's Pittsburgh
The hepatitis B virus is spread through contact with body fluids of an infected person, such as blood, semen, vaginal fluids, and saliva. Unlike the hepatitis A virus, hepatitis B virus is not spread through contaminated food or water.
Immunize.org
Hepatitis A caused by the hepatitis A virus (HAV) Hepatitis B
HCV-infected person enters another person’s body. HCV is spread through sharing needles or “works” ... There is no vaccine to prevent HCV. ... Viral hepatitis symptoms are similar no matter which type of hepatitis you have.
Missouri Department of Health
Hepatitis B | Health & Senior Services
HBV is a hardy organism and can survive on environmental surfaces for seven days in blood or body fluid visible or invisible as in microscopic particles of dried blood present on shared household items such as nail clippers, tooth brushes, metal nail files, pierced body jewelry and other sharp items. A person infected with HBV may transmit the infection to others who have not previously completed the hepatitis B vaccination series or who developed immunity from an acute HBV infection.