First aid courses can help you learn how to recognize common emergencies, understand basic response principles, and communicate effectively with trained professionals. You can build skills in identifying signs of illness or injury, assessing situations safely, and applying general preparedness concepts. Many courses introduce frameworks, scenario-based learning, and tools that support building confidence in responding to unexpected events.

University of Rochester
Skills you'll gain: Health Disparities, Social Determinants Of Health, Health Equity, Community Health, Public Health, Public Health and Disease Prevention, Health Systems, Health Policy, Community Development, Health Informatics, Community Outreach, Data Collection, Value-Based Care, Research, Program Evaluation, Driving engagement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Construction Engineering, Building Codes, Engineering, Scientific, and Technical Instruments, Structural Engineering, Structural Analysis, Engineering Analysis, Construction, Engineering Calculations, Simulation and Simulation Software, Finite Element Methods, Civil Engineering, Construction Management, Mathematical Software, Engineering Practices, Environmental Monitoring, Safety Standards, Civil and Architectural Engineering, Failure Analysis, Engineering Design Process, Laboratory Testing
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Version Control, GitHub Copilot, R (Software), Data Wrangling, Statistical Reporting, Data Transformation, Data Processing, Microsoft Visual Studio, Data Literacy, Development Environment, Programming Principles, Scripting Languages, Statistical Programming, Descriptive Statistics, Scripting, Statistics, Program Development, Code Reusability, Functional Design
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Responsive Web Design, Restful API, User Interface (UI) Design, Application Programming Interface (API), Web Development Tools, User Interface (UI), Web Design and Development, Database Design, HTML and CSS, User Interface and User Experience (UI/UX) Design, API Gateway, API Design, Front-End Web Development, Web Design, MongoDB, Cascading Style Sheets (CSS), Database Theory, Database Management, OAuth, Software Documentation
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Legal Technology, Document Management, Generative AI, AI Workflows, Compliance Management, AI Integrations, Contract Management, Automation, Contract Review
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Water Resources, Water Quality, Hazard Analysis, Pollution Prevention, Food Safety and Sanitation, Food and Beverage, Hydrology, Environmental Issue, Environment Health And Safety, Laboratory Testing, Environmental Monitoring, Public Health, Microbiology, Pharmacology, Analytical Testing, Analytical Chemistry, Environmental Science, Biochemistry, Biochemical Assays
Intermediate · Course · 1 - 4 Weeks
Erasmus University Rotterdam
Skills you'll gain: Corporate Communications, Crisis Management, Business Ethics, Case Studies, Public Relations, Social Media Management, Public Affairs, Facebook, Political Sciences, Business Leadership, Organizational Leadership, Governance, Data Ethics, Social Impact, Ethical Standards And Conduct, Leadership, Information Privacy, Stakeholder Analysis
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Physics, Physical Science, Materials science, Chemistry, Mathematical Modeling, Applied Mathematics
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Social Determinants Of Health, Health Disparities, Health Equity, Health Policy, Systems Thinking, Health Informatics, Epidemiology, Public Health, Economics, Policy, and Social Studies, Social Justice, Community Health, Health Systems, Social Impact, R (Software), Data Analysis, Data Literacy, Health Promotion, R Programming, Data Visualization, Data-Driven Decision-Making
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Data Presentation, Data Visualization, Microsoft Excel, Data Storytelling, Data Literacy, Data Visualization Software, Spreadsheet Software, Pivot Tables And Charts, Data Analysis, Data Science, Exploratory Data Analysis, Analysis, Productivity Software, Microsoft 365
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Application Deployment, Integrated Development Environments, Development Testing, Web Development Tools, Program Development, Cryptographic Protocols, Javascript, Scripting
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: HTML and CSS, Figma (Design Software), Front-End Web Development, User Interface (UI), Cascading Style Sheets (CSS), Responsive Web Design, Web Design and Development, Mockups, Web Design, User Interface (UI) Design, Web Content Accessibility Guidelines, Hypertext Markup Language (HTML), Prototyping, Javascript, Web Development, Dashboard Creation
Intermediate · Course · 1 - 3 Months