Increase physical activity

To start a weight loss diet, nutritionists strongly advise to have physical activity along with the diet. By continues physical activity, you can burn maximizes fat while maintaining valuable muscle mass.
Doing the physical activity is possible at home simply. Generally, the more you exercise, the more benefits you will get.
Regular physical activity not only leads to weight loss, healthy and long life but also control and treat the risk of many chronic diseases and conditions at any age as below list.
Heart failure:
Regular physical activity which adequate by age strengthens the heart muscle and lowers blood pressure; that reduces the risk of heart failure.
Blood cholesterol level:
Exercise raises good blood cholesterol (HDL) and lowers bad blood cholesterol (LDL). This regulation of blood lipids increases blood flow and helps the heart function more efficiently. Interestingly, the amount of physical activity is more effective than its intensity on improving blood lipids. 
heart attack:
Being active reduces the risk of any type of stroke or death from stroke. Moderate physical activity can decrease likely happening a stroke by 20% than low amount.
Type 2 diabetes:
being able to accelerate the weight loss process play key role in regulating cholesterol levels and increasing insulin sensitivity. It can help prevent or control diabetes. Walking one hour a day reduces the risk of type 2 diabetes by 34%.

Obesity:
Obesity and overweight, as the major risk factor for many diseases, can be prevented or treated with exercise and a healthy diet. Proportional body mass index (BMI) is a surefire way to reduce the risk of premature death and have a healthy life.

Low back pain and skeletal pain:
Increasing flexibility and muscle strength can control and prevent skeletal pain. Back pain may be improved by having strong abdominal muscles and standing and sitting upright.

Osteoporosis:
Combining weight-bearing physical activities and a diet rich in calcium and vitamin D strengthen bone structure and prevent osteoporosis. 
Hip fracture in women is 41% less with walking 4 hours or more a week.
Psychological benefits
With exercise, your body releases endorphins hormone that improves your mood, self-confidence, energetic state and can help to overcome stress and relieve depression as well.
In fact, it is never too late to reap the benefits of physical activity.
Continuity
64% of men and 72% of women are unable to engage in regular physical activity on a daily basis.
To bring physical activity into your life:
•    Go for a walk with a friend, spouse or your young children.
•    Do not do everything with periodic control. For example, change the TV channel manually.
•    Use the stairs instead of the elevator.
•    Walk fast whenever you can.
•    Do any sport you like.
•    Register at a sports club.
Generally, different sports combination is essential for good health:
•    Aerobic physical activity that leads to deeper breathing.
•    Endurance exercise to strengthen muscles.
•    Stretching activities to improve movement.

A person needs at least 30 minutes of walking or any physical activity to be healthy per day. This amount should be increased to one hour to lose weight.
Choose a sport that you can do for many years. Because sometimes many of the beneficial effects of exercise will disappear in you even after two weeks of stopping it.