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.

Codio
Skills you'll gain: Prompt Engineering, OpenAI API, Multimodal Prompts, Generative AI, Photo Editing, OpenAI, Animations, Computer Graphics, Application Programming Interface (API), Graphic and Visual Design
★ 4.3 (12) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Electrical Safety, Electric Power Systems, Electrical Equipment, Maintenance, Repair, and Facility Services, Safety Standards, Hardware Troubleshooting, Electrical Systems, Basic Electrical Systems, Safety Assurance, High Voltage, Power Electronics, Sustainable Technologies, Transportation Operations, Emerging Technologies
★ 4.7 (28) · Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Responsive Web Design, Web Design, GitHub, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Version Control, User Experience Design, Usability, User Experience, Javascript, Web Content Accessibility Guidelines, Browser Compatibility, User Story, Web Design and Development, Front-End Web Development, GitHub Copilot, Mobile Development, Semantic Web, Git (Version Control System)
★ 4.6 (31) · Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Telehealth, Clinical Assessment, Health Technology, Vital Signs, Health Assessment, Patient Preparation, Patient Evaluation, Basic Patient Care, End User Training and Support, Patient Education and Support, Patient Communication, Patient Safety, Problem Management
★ 4.9 (32) · Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Object Oriented Programming (OOP), Programming Principles, Computational Thinking, Code Reusability, Python Programming, Computer Programming, Development Environment, Computational Logic, Integrated Development Environments, System Software, Software Installation, Functional Design
★ 3.5 (11) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Responsible AI, Legal Technology, Risking, Legal Risk, Legal Research, Data Ethics, Law, Regulation, and Compliance, AI Workflows, Business Workflow Analysis, General Data Protection Regulation (GDPR), Regulation and Legal Compliance, Regulatory Compliance, Business Process Automation, Workflow Management, Compliance Management, Automation, Legal Strategy, AI Enablement, Research, Analysis
★ 4.2 (9) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prototyping, User Interface (UI) Design, User Interface (UI), Figma (Design Software), User Interface and User Experience (UI/UX) Design, Application Design, Design, Interactive Design, Collaborative Software
★ 3.9 (14) · Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Video Game Development, Game Design, Program Development, Web Development Tools, Software Development, Software Development Tools, Computer Programming Tools, Development Environment, Software Documentation, Data Validation, Javascript, Debugging, Integrated Development Environments, Maintainability, Programming Principles, Data Structures, Code Reusability, Software Design, Computer Programming, Object Oriented Programming (OOP)
★ 4.2 (11) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Windows PowerShell, Scripting, Microsoft Windows, Shell Script, Scripting Languages, Command-Line Interface, IT Automation
★ 4.5 (13) · Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Advocacy, Social Determinants Of Health, Public Health, Health Policy, Health Disparities, Health Systems, Health Equity, Healthcare Industry Knowledge, International Relations, Socioeconomics, Governance, Political Sciences
★ 4.9 (16) · Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Pre-Clinical Development, Clinical Research, Drug Development, Clinical Trials, Medical Science and Research, Biomedical Technology, Pharmaceuticals, Laboratory Research, Science and Research, General Science and Research, Health Policy, Research, Biology, Biochemistry, Scientific Methods, Research Methodologies
★ 4.7 (17) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Import/Export, Data Visualization Software, Cloud Deployment, Data Visualization, Restful API, Data Mapping, Data Presentation, Interactive Data Visualization, Extract, Transform, Load, Dashboard Creation, Histogram, Data Store, Data Transformation, Amazon Web Services, Cloud Hosting, Scalability, Cloud Management, System Monitoring, Data Management, Query Languages
★ 4.4 (16) · Beginner · Specialization · 1 - 3 Months