Health science is the branch of science focused on health. There are two main approaches to health science: the study and research of the body and health-related issues to understand how humans (and animals) function, and the application of that knowledge to improve health and to prevent and cure diseases and other physical and mental impairments. The science builds on many sub-fields, including biology, biochemistry, physics, epidemiology, pharmacology, medical sociology. Applied health sciences endeavor to better understand and improve human health through applications in areas such as health education, biomedical engineering, biotechnology and public health.
Although 50% of cardiovascular-disease risk is genetic, the other 50% can be modified by how you live your life, according to Dr. Eugenia Gianos, director of Women’s Heart Health at Lenox Hill Hospital in New York City. “This means you can greatly reduce a high genetic risk or greatly worsen a low genetic risk,” she says. “Your fate really lies largely in your hands.”
Usage Note: Some people insist on maintaining a distinction between the words healthy and healthful. In this view, healthful means "conducive to good health" and is applied to things that promote health, while healthy means "possessing good health," and is applied solely to people and other organisms. Accordingly, healthy people have healthful habits. However, healthy has been used to mean "healthful" since the 1500s, as in this example from John Locke's Some Thoughts Concerning Education: "Gardening ... and working in wood, are fit and healthy recreations for a man of study or business." In fact, the word healthy is far more common than healthful when modifying words like diet, exercise, and foods, and healthy may strike many readers as more natural in many contexts. Certainly, both healthy and healthful must be considered standard in describing that which promotes health.
Recently (2009) the main representative body of British Medical physicians, the British Medical Association, adopted a policy statement expressing concerns about developments in the health insurance market in the UK. In its Annual Representative Meeting which had been agreed earlier by the Consultants Policy Group (i.e. Senior physicians) stating that the BMA was "extremely concerned that the policies of some private healthcare insurance companies are preventing or restricting patients exercising choice about (i) the consultants who treat them; (ii) the hospital at which they are treated; (iii) making top up payments to cover any gap between the funding provided by their insurance company and the cost of their chosen private treatment." It went in to "call on the BMA to publicise these concerns so that patients are fully informed when making choices about private healthcare insurance." The practice of insurance companies deciding which consultant a patient may see as opposed to GPs or patients is referred to as Open Referral. The NHS offers patients a choice of hospitals and consultants and does not charge for its services.
One of the most popular plans through eHealth, short-term health insurance provides coverage for a fixed period of time (three months to three years). Short-term health insurance is typically 80% cheaper than most medical plans, but may have limited benefits. Short-term plans won't cover maternity leave, mental health, substance abuse, and pre-existing conditions.
No individual applying for health coverage through the individual marketplace will be discouraged from applying for benefits, turned down for coverage or charged more premium because of health status, medical condition, mental illness claims experience, medical history, genetic information or health disability. In addition, no individual will be denied coverage based on race, color, religion, national origin, sex, sexual orientation, marital status, personal appearance, political affiliation or source of income.
An increasing number of studies and reports from different organizations and contexts examine the linkages between health and different factors, including lifestyles, environments, health care organization and health policy, one specific health policy brought into many countries in recent years was the introduction of the sugar tax. Beverage taxes came into light with increasing concerns about obesity, particularly among youth. Sugar-sweetened beverages have become a target of anti-obesity initiatives with increasing evidence of their link to obesity.– such as the 1974 Lalonde report from Canada; the Alameda County Study in California; and the series of World Health Reports of the World Health Organization, which focuses on global health issues including access to health care and improving public health outcomes, especially in developing countries.
There are two major types of insurance programs available in Japan – Employees Health Insurance (健康保険 Kenkō-Hoken), and National Health Insurance (国民健康保険 Kokumin-Kenkō-Hoken). National Health insurance is designed for people who are not eligible to be members of any employment-based health insurance program. Although private health insurance is also available, all Japanese citizens, permanent residents, and non-Japanese with a visa lasting one year or longer are required to be enrolled in either National Health Insurance or Employees Health Insurance.
Given the premium increases that took effect in most areas for 2018, it’s essential for anyone who is eligible for premium tax credits – or who might be eligible with an income fluctuation later in the year – to enroll through the exchange if and when they have a special enrollment period. Don’t sign up for an off-exchange plan and miss out on the possibility of much more affordable premiums via a tax credit.
Living a healthy life means making lifestyle choices that support your physical, mental, spiritual, and emotional well-being. Managing your health can be challenging at times; while one facet of your wellness demands more attention than others, you may end up struggling to maintain a good balance in other areas. To be of sound body, mind, and spirit, it’s important to pay attention to all aspects of health—your mental, emotional, and spiritual sides all play a role in your physical welfare, and vice versa. A state of optimal well-being means more than just the absence of disease or disorder; it also means having the resources to cope with problems and circumstances beyond your control and recover from difficult or troubling situations. This intersection between health and behavior can help you prevent illness, and steer you to make better decisions about your well-being.
Insurance companies are not allowed to have co-payments, caps, or deductibles, or to deny coverage to any person applying for a policy, or to charge anything other than their nationally set and published standard premiums. Therefore, every person buying insurance will pay the same price as everyone else buying the same policy, and every person will get at least the minimum level of coverage.
Focusing more on lifestyle issues and their relationships with functional health, data from the Alameda County Study suggested that people can improve their health via exercise, enough sleep, maintaining a healthy body weight, limiting alcohol use, and avoiding smoking. Health and illness can co-exist, as even people with multiple chronic diseases or terminal illnesses can consider themselves healthy.