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.

Johns Hopkins University
Skills you'll gain: HTML and CSS, Cascading Style Sheets (CSS), Ajax, Javascript, Responsive Web Design, Front-End Web Development, Bootstrap (Front-End Framework), Web Design, Hypertext Markup Language (HTML), Web Development, Development Environment, Web Development Tools, Web Design and Development, JSON, Web Applications, Web Content Accessibility Guidelines, Browser Compatibility, Object Oriented Programming (OOP), Event-Driven Programming, User Interface and User Experience (UI/UX) Design
★ 4.7 (17K) · Beginner · Specialization · 1 - 3 Months

Rice University
Skills you'll gain: Medical Terminology, Medical History Documentation, Pulmonology, Cardiology, Electronic Medical Record System, Medical Records, Endocrinology, Human Musculoskeletal System, Respiratory Care, Orthopedics, Obstetrics And Gynecology, Respiration, Neurology, Gynecology, Urology, Hematology, Health Information Management and Medical Records, Anatomy, Immunology, Communication
★ 4.9 (1K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cloud Deployment, Software Development Life Cycle, CI/CD, Cloud-Native Computing, Istio, Software Architecture, Node.JS, React Redux, Cloud Computing Architecture, Application Deployment, Restful API, Responsive Web Design, Django (Web Framework), Git (Version Control System), HTML and CSS, Server Side, Cloud Computing, Data Ethics, Python Programming, Software Development
★ 4.6 (60K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Medical Terminology, Pulmonology, Pathology, Endocrinology, Cardiology, Medical Records, Neurology, Respiratory Care, Obstetrics And Gynecology, General Medical Tests and Procedures, Urology, Gynecology, Anatomy, Human Musculoskeletal System, Respiration, Medical Practices and Procedures, Urinalysis, Sensory Systems Analysis, Hemodynamics, Cell Biology
★ 4.7 (275) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Rmarkdown, Data Visualization, Data Presentation, Data Ethics, Data Cleansing, Interactive Data Visualization, Data Validation, Ggplot2, Google Sheets, Sampling (Statistics), Spreadsheet Software, Data Analysis, Stakeholder Communications, LinkedIn, Object Oriented Programming (OOP), File Management, Web Presence, Data Structures, Interviewing Skills
★ 4.8 (179K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Quality Management, Project Closure, Scope Management, Team Management, Project Management Life Cycle, Product Quality (QA/QC), Sprint Retrospectives, Project Management, Project Planning, Agile Project Management, Quality Assessment, Quality Assurance, Backlogs, Team Leadership, Project Scoping, Agile Software Development, Stakeholder Communications, Change Management, Web Presence, Interviewing Skills
★ 4.8 (143K) · Beginner · Professional Certificate · 3 - 6 Months

Rice University
Skills you'll gain: Human Musculoskeletal System, Anatomy, Endocrinology, Orthopedics, Kinesiology, Physiology, Neurology, Medical Terminology, Biochemistry, Cell Biology, Biology, Chemistry, Clinical Practices, Molecular, Cellular, and Microbiology, Lifelong Learning
★ 4.7 (169) · Intermediate · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Prompt Engineering, Image Analysis, Data Visualization Software, File I/O, Matlab, Algorithms, Machine Learning Methods, User Interface (UI), Applied Machine Learning, Prompt Patterns, UI Components, Human Computer Interaction, ChatGPT, LLM Application, Large Language Modeling, Object Oriented Programming (OOP), Dimensionality Reduction, Computer Programming, Code Reusability, Data Analysis
★ 4.8 (18K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Operating System Administration, Digital Forensics, Cyber Threat Hunting, Incident Response, IT Service Management, Cloud Computing, Governance Risk Management and Compliance, Information Technology Infrastructure Library, Malware Protection, Networking Hardware, Service Management, Identity and Access Management, Penetration Testing, Linux, Database Management, IT Security Architecture, Cybersecurity, Cyber Threat Intelligence, Interviewing Skills, Cyber Security Assessment
★ 4.6 (27K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Responsive Web Design, Storyboarding, Wireframing, User Experience Design, UI/UX Research, User Experience, Usability Testing, Information Architecture, Presentations, Web Design, User Research, Design Thinking, Figma (Design Software), Usability, Design Reviews, Persona (User Experience), Web Content Accessibility Guidelines, User Interface and User Experience (UI/UX) Design, Web Presence, Interviewing Skills
★ 4.8 (99K) · Beginner · Professional Certificate · 3 - 6 Months
Arizona State University
Skills you'll gain: Digital pedagogy, Train The Trainer, Language Interpretation, Translation, and Studies, Design Elements And Principles, English Language, Design Strategies, Verbal Communication Skills, Language Learning, Public Speaking, Critical Thinking
★ 4.9 (20K) · Beginner · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Revenue Recognition, Peer Review, Credit Risk, Mergers & Acquisitions, Financial Analysis, Accrual Accounting, Financial Statements, Investment Management, Accruals, Cash Flows, Accounting, Corporate Finance, Financial Statement Analysis, Financial Accounting, Finance, Financial Modeling, Return On Investment, Investments, Financial Management, Risk Management
★ 4.7 (7K) · Intermediate · Specialization · 3 - 6 Months