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: Data Engineering, Data Manipulation, Data Store, Data Warehousing, SQL, Data Pipelines, Extract, Transform, Load, Application Development, Artificial Intelligence and Machine Learning (AI/ML), Role-Based Access Control (RBAC), Stored Procedure, Cloud Services, LLM Application, Application Frameworks, Generative AI, Large Language Modeling, Applied Machine Learning, Data Science, Machine Learning
★ 4.8 (240) · Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Bioinformatics, Molecular Biology, Microbiology, Infectious Diseases, Biotechnology, Precision Medicine, Biochemistry, Brute-force attacks, Computational Thinking, Algorithms, Python Programming
★ 4.6 (326) · Intermediate · Course · 1 - 3 Months
Stanford Online
Skills you'll gain: Bayesian Network, Machine Learning Methods, Statistical Inference, Markov Model, Statistical Machine Learning, Graph Theory, Sampling (Statistics), Applied Machine Learning, Statistical Methods, Probability & Statistics, Algorithms, Probability Distribution, Machine Learning Algorithms
★ 4.6 (491) · Advanced · Course · 1 - 3 Months

Lecturio
Skills you'll gain: Pharmacology, Chemistry, Biochemistry, Clinical Laboratory Science, Analytical Chemistry, Microbiology
Intermediate · Course · 1 - 4 Weeks
University of California San Diego
Skills you'll gain: Visual Design, User Interface (UI), UI/UX Strategy, Graphic and Visual Design, User Interface (UI) Design, Mockups, Layout Design, Web Design, Responsive Web Design, Digital Design, Wireframing, Design Elements And Principles, Usability, Design Strategies, Prototyping
★ 4.5 (579) · Mixed · Course · 1 - 4 Weeks

University of Cape Town
Skills you'll gain: Disabilities, Special Education, Cultural Responsiveness, Diversity Awareness, Child Development, Working With Children, Teaching, Family Support, Differentiated Instruction, Childhood Education and Development, Parent Communication, Communication Disorders, Advocacy, Language Disorders, Non-Verbal Communication
★ 4.9 (425) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blood Collection, Phlebotomy, Medication Administration, Healthcare Ethics, Automated External Defibrillator, Life Support, Cardiopulmonary Resuscitation (CPR), Emergency and Intensive Care, Bloodborne Pathogens, Emergency Medicine, Laboratory Testing, Respiratory Care, Pathology, Airway Management, Defibrillation, Diagnostic Tests, Direct Patient Care, Critical Thinking and Problem Solving, Decision Making, Critical Thinking
★ 4.9 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Wound Care, Hand Hygiene, Personal protective equipment, Infection Control, Sterile Procedure, Asepsis, Medical Surgical Nursing, Basic Nursing Skills, Health Assessment, Health And Safety Standards, Patient Safety, Patient Treatment, Public Health and Disease Prevention, Health Care, Healthcare Ethics, Nursing, Clinical Nursing, Health Care Procedure and Regulation, Community Health, Healthcare Industry Knowledge
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Front-End Web Development, Web Design and Development, Web Development, Frontend Integration, Hypertext Markup Language (HTML), Web Design, Javascript, Responsive Web Design, Web Presence
★ 4.3 (156) · Intermediate · Guided Project · Less Than 2 Hours

Adobe
Skills you'll gain: Photo Editing, Adobe Photoshop, AI powered creativity, Photography, Generative AI, Visual Storytelling, Adobe Firefly, Graphics Software, File Management, Adobe Creative Cloud, Image Quality, Graphical Tools, Creative Design, Graphic Design, Editing, Control Panels, Creativity
★ 4.7 (237) · Mixed · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Interviewing Skills, Oral Expression, Presentations, Verbal Communication Skills, Public Speaking, Persuasive Communication, Intercultural Competence, Business Research, Communication Strategies, Non-Verbal Communication, Rapport Building, Professionalism, Cultural Sensitivity, Negotiation
★ 4.5 (176) · Mixed · Course · 1 - 3 Months

IE Business School
Skills you'll gain: Intelligence Collection and Analysis, Competitive Intelligence, Critical Thinking, Analysis, Decision Intelligence, Digital Transformation, Timelines, Decision Making, Stakeholder Analysis, Business Strategy, Complex Problem Solving, International Relations, Empathy & Emotional Intelligence, Forecasting, Artificial Intelligence, AI Integrations
★ 4.6 (680) · Beginner · Course · 1 - 4 Weeks