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: Embedded Systems, Embedded Software, Robotics, Electronic Systems, Computer Systems, Internet Of Things, Automation, Control Systems, C (Programming Language), Programmable Logic Controllers, Peripheral Devices, Wireless Networks, Medical Equipment and Technology, Medical Devices, Electric Power Systems, Computer Architecture, Civil Engineering, Cybersecurity, Biomedical Engineering, Public Works
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Keyword Research, Generative AI, Google Gemini, Search Engine Optimization, Web Analytics and SEO, Search Engine Marketing, Prompt Engineering, ChatGPT, Microsoft Copilot, Competitive Analysis
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Pandas (Python Package), Data Cleansing, Data Manipulation, Data Preprocessing, Data Quality, NumPy, File I/O, Data Integration, Python Programming, Data Import/Export, Data Analysis, Exploratory Data Analysis, Debugging
Beginner · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Risk Management, Derivatives, Risk Mitigation, Portfolio Risk, Business Risk Management, Financial Trading, International Finance, Market Research
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Malware Protection, Endpoint Security, Mobile Security, Cloud Security, Application Security, Cloud Deployment, Cloud Computing, Threat Detection, Cybersecurity, Information Systems Security, Virtualization, Virtual Machines, Intrusion Detection and Prevention, Encryption
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Health Disparities, Health Equity, Social Justice, Social Determinants Of Health, Public Health, Health Systems, Health Policy, Healthcare Industry Knowledge, Diversity Awareness, Health Care, Community Health, Sociology, Biology
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Integral Calculus, Calculus, Geometry, Applied Mathematics, Mechanics, Engineering Calculations, Mathematical Modeling, Physics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Package and Software Management, Bash (Scripting Language), Git (Version Control System), GitHub, Version Control, Unix Shell, Ubuntu, Shell Script, Scripting, Unix, Scripting Languages, Unix Commands, Linux, System Configuration, Linux Administration, Linux Commands, File Management, Software Installation
Beginner · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: Business Communication, Entrepreneurship, Social Media Marketing, Search Engine Optimization, Web Design and Development, Marketing, Workflow Management, Business Planning, E-Commerce, Project Management, Business Strategy, Business Process, Branding, Customer Relationship Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Bootstrap (Front-End Framework), Web Design, Cascading Style Sheets (CSS), Web Design and Development, Front-End Web Development, Mobile Development, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 4 Weeks

Stanford University
Skills you'll gain: Patient Education And Counseling, Health Disparities, Teaching, Instructional Strategies, Health Equity, Instructing, Health Education, Education and Training, Social Determinants Of Health, Health Care, Health Assessment, Community Health, Interactive Learning, Behavioral Health, Healthcare Industry Knowledge, Patient Communication, Cultural Responsiveness, Medical Terminology, Diversity Equity and Inclusion Initiatives
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Community Organizing, Social Justice, Community and Social Work, Advocacy, Cultural Responsiveness, Journalism, Public Safety and National Security, Diversity Awareness, Public History, Public Policies
Beginner · Course · 1 - 3 Months