SKIP NAVIGATION NATIONAL LIBRARY OF MEDICINE HEALTH TOPICS DRUGS TOOLS MEDLINEPLUS SEARCH SITE MAP FAQS CUSTOMER SUPPORT YOU ARE HERE ACQUIRED IMMUNODEFICIENCY HUMAN IMMUNODEFICIENCY VIRUS SHARING FEATURES PLEASE PAGE BASICS SUMMARY START HERE SYMPTOMS DIAGNOSIS PREVENTION RISK FACTORS THERAPIES LEARN LIVING RELATED PLAY IMAGES TUTORIALS RESEARCH STATISTICS CLINICAL TRIALS JOURNAL RESOURCES REFERENCE DESK FIND EXPERT FOR YOU CHILDREN TEENAGERS WOMEN PATIENT HIV HARMS YOUR IMMUNE SYSTEM THE WHITE BLOOD CELLS FIGHT PUTS AT RISK INFECTIONS CERTAIN AIDS THE FINAL STAGE INFECTION EVERYONE UNPROTECTED SEX INFECTED SPREAD DRUG NEEDLES CONTACT THE BLOOD GIVE IT BABIES PREGNANCY SIGNS HIV INFECTION SWOLLEN GLANDS COME AND GO APPEAR MONTHS YEARS LATER BLOOD TEST TELL IF YOU HEALTH CARE PROVIDER YOU CAN TESTING KIT FREE TESTING CALL THE NATIONAL REFERRAL HOTLINE ENGLISH NO CURE MEDICINES RISK INFECTING PEOPLE THE DISEASE INSTITUTE ALLERGY INFECTIOUS HIV AND AIDS THE FACTS FOUNDATION FOR MEDICAL EDUCATION DISEASE CONTROL DOUBLE ODDS HEART ATTACK DOCTORS SEEING PATIENTS MULTIDRUG RESISTANCE COMBO SHOWS PROMISE ROADS SIGNS AND SYMPTOMS TESTED DISEASE PREVENTION HEALTH PROMOTION HIV ANTIBODY TEST ASSOCIATION FOR CLINICAL HIV TESTING SPANISH INFORMATION HIV TEST DRUG ADMINISTRATION SCREENING TASK VITAL SIGNS INJECTION DRUG USE HIV PREVENTION TRANSMISSION SEXUAL HOW DO YOU MALE CONDOMS PROPHYLAXIS PREP TOPIC LIBRARY GENOTYPIC RESISTANCE HIV VIRAL LOAD LIVE WELL BLOOD TRANSFUSIONS NEW HOPE HEPATITIS B HEPATITIS C PULMONARY HYPERTENSION HYPERTENSION TUBERCULOSIS ADULT SEX WORKERS THE UNITED STATES ALCOHOL ALCOHOL ABUSE ALCOHOLISM SUBSTANCE VACCINATIONS ADULTS ACTION STAGES PRIMARY INFECTION THE LINK CD4 COUNT ABUSE VIRAL LOAD WHAT IS IT NEED TO KNOW IMPORTANCE AGING EMERGING CHALLENGE BLACK AMERICANS KAISER FAMILY FOUNDATION YOUTH THE US ALCOHOL USE RISK FACTOR HIV SCREENING PROJECTED DECREASE THE VIRUS AFRICAN AMERICAN GAY BISEXUAL MEN ASIANS NATIVE HAWAIIANS PACIFIC ISLANDERS DEPENDENT AREAS TRANSGENDER PEOPLE YOUNG MEN HAVE SEX WITH CORRECTIONAL SETTINGS HEPATITIS LIVER FIBROSIS AFRICAN AMERICANS AMERICAN INDIANS ALASKA NATIVES EPIDEMIC OVERVIEW NCHHSTP ATLAS RESEARCH REPORT STATE VIRAL HEPATITIS JAIL DRUG ABUSE SYNDROME HIV INFECTIONS FACT SHEET SPANISH JOURNAL ABSTRACTS WUCHERERIA BANCROFTI NO MORE NEGLECT HELMINTHS INJECTION OXYMORPHONE GLOSSARY LIFE CYCLE HEALTH AND HUMAN SERVICES CENTERS FOR DISEASE CONTROL NIAID DIVISION AGED OLDER PEOPLE ASYMPTOMATIC BLOODBORNE PATHOGENS CONDOM BRIEF BLOT COUNT IMAGE EMAIL UPDATES MEDICAL ENCYCLOPEDIA CELL SCREEN SARCOMA NATIONAL INSTITUTES OF HEALTH PRIMARY ORGANIZATION FOR THE NATIONAL INSTITUTE OF INFECTIOUS DISEASES LANGUAGES CHINESE TRADITIONAL FRENCH KAREN KOREAN NEPALI OROMO SOMALI SWAHILI VIETNAMESE 30TH ANNIVERSARY OF THE FIRST REPORTED CASES AIDS HIV THE FUTURE RESEARCHER THREAT ANTHONY GENERATION CLOSER MIGHT REDUCE TODDLER TURNING THE TIDE DISCLAIMERS LINKS HEALTH INFORMATION THE NATIONAL INSTITUTES OF FEDERAL GOVERNMENT AGENCIES DISCLAIMER EXTERNAL LINKS QUALITY FOLLOW US COPYRIGHT PRIVACY GUIDELINES PLAYERS CONNECT ROCKVILLE PIKE MD 208 DEPARTMENT OF HEALTH AND HUMAN LAST 26 MARCH