Administers anesthesia and manages patient sedation and pain in surgical or procedural environments. CRNAs may practice independently depending on the state.

Studies animal behavior and develops training or rehabilitation plans (pets, zoo animals, wildlife).

Designs behavioral interventions, commonly working with individuals with autism or developmental disabilities.

Studies chemical processes in living organisms; essential to drug development and medical research.

Studies living organisms and biological systems in lab or field settings; foundation for many specialty paths.

Uses computational tools, AI, and statistics to analyze biological data (genomic, proteomic, clinical).

Studies disease mechanisms, cell biology, genetics, and physiology to develop medical knowledge and therapies.

Applies physics to biological systems to understand molecular interactions and biological structure at atomic levels.

Uses statistics to analyze biological and medical data, especially for research and clinical trials.

Works in laboratory, research, manufacturing, or clinical development of medical and biological products. Medical technologies and therapies to support patient care decisions.

Works with biological systems to develop pharmaceuticals, medical devices, diagnostics, or biomanufacturing processes.

Researches plant structure, growth, genetics, and interactions in ecosystems or agriculture.

Investigates cellular structure, function, communication, and growth to guide medical and biotech innovations.

CNAs support patients with daily activities (bathing, feeding, mobility) and assist nursing staff in long-term care, hospitals, and rehab centers.

Chiropractors diagnose and treat neuromusculoskeletal conditions, focusing on spinal adjustment, rehabilitation, and holistic care. Often work in private practice or sports/rehabilitative settings.

Provides psychological evaluations, therapy, and behavior interventions (no prescribing in most states).

Designs and manages research trials to test medications, devices, or public health interventions.

Protects endangered species, ecosystems, and biodiversity with science-based conservation plans.

Uses clinical nutrition to guide dietary changes for disease prevention and management (diabetes, heart disease, GI disorders).

Dentists diagnose and treat oral diseases, perform restorations and extractions, and promote oral health. May specialize (orthodontics, oral surgery, etc.).

Provides preventive dental care such as cleanings, X-rays, and patient education.

Examines ecosystems and relationships between organisms and their environments to support conservation and sustainability

Evaluates environmental impacts, pollution control strategies, and conservation policy.

Studies disease patterns, outbreak response, and public health data to prevent future illness.

Studies how organisms change over time, focusing on adaptation, natural selection, and speciation

Applies biological analyses (DNA, tissues, fluids) in law enforcement and criminal investigations

Applies biology and lab science to legal and medical investigations.

Interprets genetic test results and guides patients on hereditary risks (e.g., cancer, prenatal conditions).

Examines inheritance and gene function; works in

research, medical genetics labs, or biotechnology companies.

Works on health equity initiatives across nations, often addressing infectious disease and maternal/child health.

Facilitates education and outreach to improve community health behaviors.

Uses data systems and AI to improve healthcare workflows and patient outcomes.

Researches immune system function and diseases (allergies, autoimmune disorders, cancer immunotherapy).

Provides counseling, mental health case management, and community resource support.

LPNs provide basic nursing care such as monitoring vitals, wound care, and assisting patients with daily needs under RN/physician supervision.

Works with agricultural animals to maintain herd health, assist with birthing, vaccinations, and production medicine.

Studies ocean life, ecosystems, and environmental impacts on marine organisms. Works in conservation, research, aquariums, or universities to help protect and preserve aquatic environments.

Promotes and sells medical equipment or pharmaceutical products to healthcare professionals. Provides product information, training, and support to hospitals, clinics, and medical offices.

Physicians diagnose illnesses, develop treatment plans, perform surgeries or medical procedures, and manage chronic and acute conditions. They specialize in areas like family medicine, surgery, pediatrics, emergency medicine, etc.

Performs diagnostic lab tests (blood chemistry, microbiology, hematology) that guide medical care.

Provides therapeutic treatment for individuals with anxiety, depression, trauma, and related concerns.

Studies bacteria, viruses, fungi, and parasites to understand disease, ecology, or industrial applications.

Studies DNA, RNA, and protein interactions to understand genetic expression and develop molecular therapies.

Studies the brain and nervous system to support treatments for neurological diseases.

NPs are advanced practice registered nurses who can diagnose, treat, and prescribe medications. They often specialize (e.g., FNP, ACNP, PMHNP) and may practice independently in many states.

OTs assist individuals in regaining the ability to perform daily living and work tasks, often after injury, illness, or developmental disorders.

Diagnoses disease by examining tissues, lab tests, and autopsies; essential for precision diagnosis.

Dispenses medications, educates providers/patients on drug therapy, and may work in clinical care, hospitals, or research settings.

PAs are advanced practice providers who diagnose conditions, prescribe medications, assist in surgery, and manage patient care under physician supervision (varies by state).

PTs help patients restore movement and function after injury, surgery, stroke, or chronic musculoskeletal conditions.

Designs and fits artificial limbs and prosthetic devices for individuals who have lost limbs or need mobility support. Works with doctors and therapists to restore movement and improve quality of life in hospitals, rehab centers, or clinics.

Diagnoses and treats mental health disorders, prescribes medications, and may offer psychotherapy.

Designs and evaluates health programs, policies, and community wellness initiatives.

Performs imaging scans to assist physicians in diagnosing injuries and diseases.

Works with stem cells, tissue engineering, and biologics therapy to restore damaged tissue.

RNs provide direct patient care, administer medications, assist in procedures, educate patients, and coordinate care. They work in hospitals, outpatient settings, schools, and more.

RTs evaluate and treat patients with breathing problems (asthma, COPD, respiratory failure) and manage ventilators in ICUs.

Teaches biology content at secondary or university levels, often conducting research as well.

Translates scientific research into public-friendly, policy, education, or media publications.

Uses ultrasound technology to obtain imaging of organs, blood flow, pregnancies, and soft tissues.

SLPs diagnose and treat communication, speech, voice, cognitive-linguistic, and swallowing disorders in children and adults.

Provides treatment and recovery support for individuals dealing with addiction disorders.

Assists surgeons during procedures by preparing operating rooms, instruments, and sterile fields.

Delivers remote medical or behavioral care via digital platforms.

Examines effects of chemicals, drugs, and environmental toxins on humans, animals, and ecosystems.

Diagnoses and treats illnesses in animals (companion, farm, exotic, or wildlife). May specialize in surgery, pathology, internal medicine, etc.

Provides clinical support in animal care: anesthesia monitoring, lab tests, imaging, restraint, and nursing care.

Works with wildlife populations to study behavior, population health, conservation, and habitat protection

Researches wildlife behavior, health, conservation, and ecological interactions.

Studies the biology, physiology, and behavior of animals in natural and captive environments.

Optometrists examine eyes, diagnose vision problems and eye diseases, prescribe corrective lenses, and provide primary eye healthcare. They also help manage chronic eye conditions and promote long-term eye health.

Ophthalmologists are medical doctors specializing in the diagnosis, treatment, and surgical management of eye diseases and disorders. They perform procedures ranging from cataract surgery to complex retinal and corneal surgeries.

Opticians assist patients by fitting, adjusting, repairing, and dispensing eyeglasses and contact lenses based on prescriptions provided by optometrists or ophthalmologists.

Ophthalmic Technicians perform diagnostic testing, obtain patient histories, assist physicians during examinations, educate patients, and help prepare individuals for eye procedures and surgeries.

Certified Ophthalmic Assistants provide clinical support during patient visits, perform vision screenings, collect diagnostic information, and assist physicians with examinations and treatment plans.

These advanced eye care professionals perform specialized diagnostic testing, imaging, and clinical procedures that support the diagnosis and treatment of complex eye diseases.

Orthoptists specialize in diagnosing and treating disorders involving eye movement, binocular vision, and conditions such as strabismus (crossed eyes) and amblyopia (lazy eye).

Vision Rehabilitation Therapists help individuals with vision loss develop skills, strategies, and adaptive techniques that maximize independence in daily living.

Low Vision Therapists work with patients who have permanent vision impairment by teaching the use of assistive devices and strategies that improve functional vision.

Contact Lens Specialists evaluate, fit, educate, and support patients using standard, specialty, and medically necessary contact lenses.

These professionals perform advanced retinal imaging, optical coherence tomography (OCT), fundus photography, fluorescein angiography, and other diagnostic imaging that assists providers in diagnosing eye diseases.

Retinal Angiographers perform specialized imaging studies that help physicians diagnose retinal disorders, diabetic eye disease, vascular abnormalities, and macular degeneration.

Paraoptometric professionals support optometry practices by assisting with patient care, vision testing, education, scheduling, and administrative operations.

Vision Therapists develop individualized treatment programs that improve visual skills, eye coordination, focusing ability, and visual processing for both children and adults.

Ocularists design, fabricate, and fit custom prosthetic eyes for patients who have lost an eye due to injury, disease, or congenital conditions.

Research Coordinators manage clinical trials involving new medications, devices, surgical techniques, and treatments that advance the future of eye care.

Eye Bank Technicians recover, evaluate, preserve, and prepare donated corneal tissue used in sight-restoring transplant procedures.