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.

Skills you'll gain: Oral Expression, Concision, Verbal Communication Skills, Storytelling, Interviewing Skills, Personal Attributes, Writing, Professional Networking, Relationship Building, Professional Development, Business Writing, Job Analysis, Communication, Editing
★ 4.5 (133) · Beginner · Guided Project · Less Than 2 Hours

University of Maryland, College Park
Skills you'll gain: Emergency Services, Public Health, Public Health and Disease Prevention, Crisis Intervention, Health Equity, Leadership, Health Administration, Health Disparities, Diversity Equity and Inclusion Initiatives, Initiative and Leadership, Diversity Awareness, Professionalism, Community Health, Emergency Response, Infectious Diseases, Decisiveness, Adaptability, Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Agile Product Development, Sprint Planning, Product Management, Product Requirements, Product Roadmaps, Agile Methodology, Agile Project Management, User Story, Product Strategy, Product Planning, Sprint Retrospectives, Backlogs, Project Management, Product Development, Stakeholder Communications, Workforce Development, Stakeholder Engagement, Meeting Facilitation, Prioritization, Interpersonal Communications
★ 4.5 (169) · Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Android Development, Application Development, Android (Operating System), Video Game Development, Android Studio, Mobile Development, Software Development Tools, Game Design, Computer Programming Tools, Development Environment, Internet Of Things, Embedded Software, Web Servers, Web Applications, Java, Ubuntu, Peripheral Devices, Operating Systems, Software Installation, Hardware Troubleshooting
★ 4.2 (160) · Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Surveys, Program Evaluation, Survey Creation, Health Policy, Sampling (Statistics), Health Systems, Health Assessment, Health Equity, Data Collection, Quantitative Research, Institutional Review Board (IRB), Nutritional Assessment, Maternal Health, Data Management, Statistical Analysis, Analysis, Nutrition and Diet, Public Health, Research Design, Data Analysis
★ 4.7 (156) · Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Oracle SQL Developer, Oracle Databases, PL/SQL, Database Administration, Relational Databases, SQL, Database Management Systems, Database Architecture and Administration, Stored Procedure, Database Management, Network Architecture, Change Control, Command-Line Interface
★ 4.6 (121) · Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Virtual Reality, Video Game Development, Augmented and Virtual Reality (AR/VR), Game Design, Prototyping, Virtual Environment, Storyboarding, User Acceptance Testing (UAT), Usability Testing, Conceptual Design, Computer Graphics, Interaction Design, User Experience Design, Data Ethics, Development Testing, Human Computer Interaction
★ 4.5 (90) · Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Angular, HTML and CSS, JavaScript Frameworks, Hypertext Markup Language (HTML), Application Frameworks, Front-End Web Development, Javascript, Software Design Patterns, Java, Web Components, Code Reusability, Web Applications, Full-Stack Web Development, Cascading Style Sheets (CSS), Programming Principles, Web Design, Maintainability, Web Development, UI Components
★ 4.4 (115) · Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Immunology, Infectious Diseases, Physiology, Microbiology, Molecular, Cellular, and Microbiology, Public Health and Disease Prevention, Environment, Pathology, Biology, Research
★ 4.8 (158) · Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Loss Prevention, Waste Minimization, Mitigation, Food Quality Assurance And Control, Supply Chain, Food and Beverage, Supply Chain Management, Supply Chain Systems, Materials Management, Sustainable Development, Production Process, Market Dynamics, Economics, Stakeholder Engagement, Economic Development, Stakeholder Management, Knowledge Transfer, International Relations, Education and Training
★ 4.7 (178) · Beginner · Course · 1 - 3 Months
University of California, Irvine
Skills you'll gain: English Language, Grammar, Language Learning
★ 4.2 (99) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, Data Manipulation, Relational Databases, Database Management, Database Software, Database Design, Databases, Data Integrity, Database Management Systems, Debugging, Data Management
★ 4.6 (199) · Intermediate · Guided Project · Less Than 2 Hours