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 Colorado System
Skills you'll gain: Patient Evaluation, Pharmacology, Airway Management, Cardiology, Medication Administration, Pharmacotherapy, Medical Emergency, Emergency Medical Services, Emergency Medicine, Respiratory Care, Neurology, Clinical Assessment, Respiratory Therapy, Health Assessment, Mental Status Examination, Respiration, Patient Treatment, Oxygen Therapy, Endocrinology, Anatomy
★ 4.8 (816) · Beginner · Course · 1 - 3 Months
Skills you'll gain: Cybersecurity, Security Controls, Cyber Attacks, Security Management, Security Strategy, Cyber Risk, Security Information and Event Management (SIEM), Information Assurance, Data Ethics, Network Analysis
★ 4.8 (42K) · Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Chronic Diseases, Parent Communication, Care Management, Pediatric First Aid, Care Coordination, Psychosocial Assessments, Medical Emergency, Patient Coordination, Health Education, First Aid, Patient Education and Support, Patient Assistance, Pediatrics, Emergency Response, Pulmonology, Pediatric Nursing, Nursing Care, Nurse Education, Respiratory Care, Food Safety and Sanitation
★ 4.8 (735) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Django (Web Framework), Bootstrap (Front-End Framework), Responsive Web Design, Hypertext Markup Language (HTML), Back-End Web Development, HTML and CSS, Relational Databases, Object Oriented Programming (OOP), Database Management Systems, Database Management, Code Reusability, Database Theory, SQL, Database Design, Front-End Web Development, Unit Testing, MySQL, Computer Programming, Pseudocode, Communication
★ 4.7 (18K) · Beginner · Specialization · 3 - 6 Months

Yonsei University
Skills you'll gain: Language Learning, Grammar, Writing, Vocabulary, Literacy, Oral Comprehension, Culture
★ 4.9 (53K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: React Native, iOS Development, Apple iOS, Software Development Life Cycle, Flutter (Software), Mobile Development, Software Architecture, Android Studio, User Centered Design, Android Development, Swift Programming, Responsive Web Design, Git (Version Control System), GitHub, User Interface (UI) Design, Android (Operating System), Front-End Web Development, Cascading Style Sheets (CSS), Data Ethics, AI Personalization
★ 4.6 (8.5K) · Beginner · Professional Certificate · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Prompt Engineering, Image Analysis, Data Visualization Software, Object Oriented Programming (OOP), Algorithms, Machine Learning Methods, Matlab, Applied Machine Learning, Object Oriented Design, ChatGPT, File I/O, LLM Application, Large Language Modeling, Dimensionality Reduction, Software Engineering, Program Development, Programming Principles, Functional Design, Computer Programming, Data Analysis
★ 4.8 (18K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Bootstrap (Front-End Framework), Responsive Web Design, Hypertext Markup Language (HTML), HTML and CSS, Front-End Web Development, Cascading Style Sheets (CSS), React.js, Web Design, UI Components, User Interface (UI), Web Development, Web Applications, Full-Stack Web Development, Code Reusability, Web Development Tools, TCP/IP, Web Servers
★ 4.8 (14K) · Beginner · Course · 1 - 4 Weeks

Multiple educators
Skills you'll gain: Email Security, Digital Forensics, Network Security, Cloud Infrastructure, Incident Response, Incident Management, Cloud Platforms, Business Continuity Planning, Penetration Testing, Computer Security Incident Management, Business Continuity, Security Controls, System Configuration, Generative AI, Data Storage, Peripheral Devices, Cybersecurity, Application Security, Information Technology, Cryptography
★ 4.7 (16K) · Beginner · Professional Certificate · 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

University of Colorado System
Skills you'll gain: Medical History Documentation, Child Health, Childbirth, Airway Management, Pediatric First Aid, Neonatal Intensive Care Unit, Hazardous Waste Operations And Emergency Response Standard (HAZWOPER), Maternal Health, Emergency Medical Services, Emergency Medicine, Hazard Communication (HazCom), Pediatrics, Postpartum Care, Patient Transport, Respiratory Care, Prenatal Care, Obstetrics And Gynecology, Patient Evaluation, Patient Transfer Equipment, Environment Health And Safety
★ 4.8 (313) · Beginner · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Sanitation, Public Health, Health Systems, Human Services, Epidemiology, Social and Human Services, Public Health and Disease Prevention, Emergency Response, Health Equity, Health Disparities, Infection Control, Water Resources, Community Health, Infectious Diseases, Immigration Law, Nutrition and Diet, Mitigation, Preventative Care, Care Coordination, Nutritional Assessment
Beginner · Course · 1 - 3 Months