If a cat is heavily infested with ticks, the parasites can drink enough blood to cause anemia (severe blood loss). Additionally, if your cat brings ticks into the house, your family members could be exposed to Lyme disease and other diseases that ticks can transmit if they bite people. Ticks can transmit a disease called cytauxzoonosis (pronounced sight-oh-zo-uh-nosis) to cats. 1  This disease causes serious illness and even death in infected cats. Cytauxzoonosis is actually caused by two parasites.
Genetic changes in human populations occur too slowly to be responsible for the obesity epidemic. Nevertheless, the variation in how people respond to the environment that promotes physical inactivity and intake of high-calorie foods suggests that genes do play a role in the development of obesity.
BREAKING DOWN 'Macro Environment'. The macro environment in which a company or sector operates will influence its performance, and the amount of the influence will depend on how much of the company's business is dependent on the health of the overall economy.EFINITION of 'Macro Environment'. The conditions that exist in the economy as a whole, rather than in a particular sector or region. In general, the macro environment will include trends in gross domestic product (GDP), inflation, employment, spending, and monetary and fiscal policy.