Make a list of 5 different activities you can do to make your circulatory system healthy ​

Can someone give me one specific health problem, and explain it. !

Which barrier to economic development is shown in the following examples? i. the high rate of hiv infection in underdeveloped nations ii. the use of children as soldiers in uganda’s army in the early 2000s iii. low literacy rates in underdeveloped nations with limited exposure to adequate education a. foreign debt b. political instability c. widespread disease d. low levels of social welfare

What advantage is the cell wall in relationship to osmotic pressure