NIH.gov serves as the authoritative web portal for the U.S. National Institutes of Health, providing a centralized hub for biomedical research information, grant funding opportunities, clinical trial registries, and public health resources. It facilitates the dissemination of scientific findings, supports the research community through detailed program announcements and policy guidance, and offers evidence-based health information to the public. The site is a critical browser-first resource for researchers seeking funding, clinicians looking for trial participation, and the public accessing health data, emphasizing discoverability of complex scientific and administrative content.
NIH.gov Website Full Guide (2026)
US National Institutes of Health info portal.
Updated May 26, 2026

Introduction
Key Features
Core Capabilities
Extramural Funding Opportunity Search Portal
ClinicalTrials.gov Registry Acce
PubMed Central Literature Repository
Disease-Specific Institute & Center Portal
Health Information & Education Resource
Additional Details
eRA Commons Grant Management Interface
NIH Data Sharing & Repository Guideline
Research Policy & Compliance Documentation
Scientific Workforce Diversity Initiative
News & Events for Biomedical Research Community
Use Cases
Bioinformatician Accessing Public Dataset
A bioinformatician utilizes NIH data repositories (e.g., dbGaP, GEO, SRA) linked via to download and integrate large-scale genomic, proteomic, or clinical datasets into computational analysis pipelines for novel discovery or validation studie
How to Use NIH.gov
Locate a Specific Grant Opportunity
Navigate to the 'Grants & Funding' section from the homepage. Utilize the 'Find Funding' search interface, applying filters for activity code (e.g., R01, R21), specific NIH Institute/Center, and relevant keywords to narrow down opportunitie
NIH.gov Alternatives
MedlinePlus
US National Library of Medicine health info.
Merck Manual Consumer
Trusted medical reference for consumers.
Patient.info
UK-based health info leaflets and forums.
Johns Hopkins Medicine
Patient care & health info from Johns Hopkins.
About NIH.gov
Useful Links
1 totalNIH.gov Status
Service is operational


