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.

Interplay Learning
Beginner · Course · 1 - 4 Weeks

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), Development Environment, Web Development, 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
Beginner · Specialization · 1 - 3 Months

MedCerts
Skills you'll gain: Medical Terminology, Healthcare Ethics, Basic Patient Care, Conflict Management, Anatomy, Pathology, Direct Patient Care, Occupational Safety and Health Administration (OSHA), Cultural Responsiveness, Patient-centered Care, Personal protective equipment, Patient Communication, Vital Signs, Hand Hygiene, Patient Safety, Personal Care, Patient Positioning, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Pain Management, Infection Control
Beginner · Specialization · 3 - 6 Months

Interplay Learning
Beginner · Course · 1 - 4 Weeks
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
Beginner · Specialization · 3 - 6 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Apache Spark, Apache Hadoop, Application Design, User Interface (UI), Distributed Computing, Programming Principles, Leaflet (Software), Big Data, Data Processing, Data Structures, Software Design Patterns, Functional Design, Object Oriented Design, Data Manipulation, Object Oriented Programming (OOP), Interactive Data Visualization, Scientific Visualization, Computer Programming, Algorithms
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: HTML and CSS, Bootstrap (Front-End Framework), Responsive Web Design, Front-End Web Development, User Interface (UI), Hypertext Markup Language (HTML), Web Frameworks, Web Development, Web Development Tools, Cascading Style Sheets (CSS), Web Design, React.js, General Networking, Javascript, Web Servers
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Data Storytelling, Performance Measurement, Digital Media Strategy, Performance Metric, Search Engine Marketing, Conversion Funnel Analysis, Data-Driven Decision-Making, Search Engine Optimization, Branding, Web Analytics and SEO, Digital Marketing, Customer Engagement, Marketing Planning, Marketing Strategies, Marketing, E-Commerce, Email Marketing, Brand Awareness, Marketing Analytics, Performance marketing
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Good Clinical Practices (GCP), Institutional Review Board (IRB), Clinical Research Ethics, Clinical Research Coordination, Clinical Trials, Clinical Research, Clinical Data Management, Drug Development, Document Management
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Web Scraping, Restful API, Web Services, JSON, Extensible Markup Language (XML), Network Protocols, Extensible Languages and XML, Application Programming Interface (API), Data Processing, Hypertext Markup Language (HTML), Python Programming, Software Installation
Beginner · Course · 1 - 3 Months
Skills you'll gain: Cybersecurity, Security Controls, Cyber Attacks, Security Management, Network Security, Cyber Risk, Security Information and Event Management (SIEM), Information Assurance, Data Ethics, Network Analysis
Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Language Learning, Grammar, Writing, Vocabulary, Literacy, Oral Comprehension, Culture
Beginner · Course · 1 - 3 Months