Physiotherapists study 3 years of undergraduate; in practice they focus on injuries and working with symptomatic muscles. Physiotherapists are especially good with athletes and occupational therapy (such as if somebody is recovering from an ankle injury or a stroke).
Chiropractors study for 5 years, focusing on the functioning of the spine and nerve system, seeking to find the underlying scientific cause of problems to solve them long-term. Chiropractors help with problems caused by stress, posture and daily activities of life, such as migraines and vertigo; as well as preventing complications in the future