Doing exercise is necessary for man keeping his body healthy. A person who does regular exercise should keep some matters in his mind. Like one should exercise considering one's age, i.e. exercise is not common for every person, but according to age, exercise has different types. Similarly, exercise should be done considering one's strength and body.
Besides this, some other things also should be taken care of. They are country, time and food ie meals. The purpose behind this is that one should exercise according to the country and the time. Also, people of one country-time take care of their food. A person who gets simple food, he should exercise accordingly and one who gets nutritious food, he should do his exercise accordingly. Thus, do exercise, but do it properly, carefully