The hardest careers to study for generally involve intense, long-term training, high-stakes responsibility, and rigorous, technical curricula. Medicine, Nursing (often cited as the toughest), and Engineering (Aerospace, Biomedical) are top contenders due to demanding coursework and high failure rates, requiring immense, sustained dedication.
15 Hardest Degrees in the World
The Hardest Jobs in The World
The top 10 hardest degrees in the world commonly include: (1) Medicine, (2) Engineering (various branches), (3) Chartered Accountancy, (4) Architecture, (5) Physics, (6) Aerospace Engineering, (7) Chemical Engineering, (8) Law, (9) Pharmacy, and (10) Mathematics.
Psychology
A bachelor's in psychology ranks among the easiest majors. You can develop skills that apply to varying careers in counseling or marketing. As you complete your undergraduate psychology degree, you'll take classes such as human development, psychology theories, and research in the psychology field.
Here are some of the highest-paying two-year degree programs to consider.
List of Hardest Science Majors
Architecture. Architecture is known as one of the degrees that leads to the highest mental burnout due to its intense studio culture, long working hours, and demanding design expectations. Students often spend nights completing models, drawings, and critiques, which can lead to stress and exhaustion.
Some of the most unusual degrees in the world are Manga studies, Biomimicry, Cannabis Biology, Puppet Arts, Viticulture, Fermentation Science, Bicycle Design, Digital Mapping, Bakery Science, and there are many more.
There's no single #1 happiest job universally, but Firefighters consistently rank high for job satisfaction due to their sense of purpose, while Care Workers, Counsellors, Content Creators, and IT roles (Java Devs, Systems Analysts) also appear frequently on "happiest" lists for fulfillment, autonomy, or good pay/balance. Overall, jobs with meaning, helping others, nature connection, strong coworker bonds, or good work-life balance tend to be cited as happiest.
A new study finds that people who work in the arts, design, entertainment, sports, and the media are more likely to have frequent mental distress than those in other fields.
Wood patternmaker is the rarest job in the us, with only 330 people filling that role. Finding an untraditional or rare job can lead to career fulfillment as well as financial stability. There are rare jobs within most fields, including medicine, engineering, science, food, and IT.
2026 List of the Hardest College Majors
15 Easy Remote Jobs That Pay Well
Computer science majors have the highest dropout rate at 10.7%. Nearly one-third of dropouts are due to personal or family issues. California has the highest dropout rate, with 6.61 million students in 2023. The District of Columbia has the lowest dropout rate, with only 38,620 students in 2023.
Top 7 degrees that make the most millionaires
Below are some common career fields and examples of jobs that belong to each category:
While depression can arise in any job or career, research has shown that some of the most depressing careers include social workers, disability lawyers, long-term care administrators and nurses, mental health counsellors, and first responders.
The "42% rule" for burnout suggests dedicating roughly 42% of your day (about 10 hours) to rest and recovery activities like sleep, hobbies, exercise, and socializing to prevent mental and physical exhaustion, countering the "always on" culture that leads to burnout. It's a science-backed guideline emphasizing that sustainable success requires balancing intense work with sufficient downtime for your brain and body to recharge, not just a quick nap.
The most stressful jobs
Film and video editors (99) Anesthesiologist assistants (98) Judges, magistrate judges and magistrates (98) Urologists (98)
Here are 20 of the most sought-after and potentially lucrative science-related degrees available:
Top 10 Hardest Courses in the World
It depends on the learning style. Physics is often toughest for students weak in maths while Biology is challenging for those with poor memory retention.