1, Medical major: Medical major is recognized as one of the most difficult majors to learn, because medical major needs to learn a lot of knowledge points, and the learning cycle is very long, and it also needs a lot of experiments and anatomy, which may be difficult for timid people.
2. Law major: Law major is also a very hard major, because it needs to learn and memorize a lot of legal knowledge, and the learning process during the period is also very boring.
3. Mathematics major: Mathematics has very strong requirements for people's logical thinking. In the eyes of many people, people who study mathematics must be very smart people.