Explain why the lymphatic system is a one-way system<span>, whereas the blood vascular </span>system<span> is a two-</span>way system<span>. Blood vessels form a complete circuit from and to the heart. The </span>lymphatic system<span> lacks arteries and begins with blind-ended </span>lymph<span> capillaries. Thus, it is a "return" </span>system<span> only.</span>
Hi There! :)
<span>If a muscle increases in size due to resistance training this phenomenon is called muscle
</span><span> Tetanic contractions.</span>
<span>About 45,000 deaths per year, according to the CDC. This is because of Suicide, abuse, family issues, alcohol consumption within family, or death of a loved one.</span>
I guess since we are in the age of technology, mass media is quite a big part of our development at the moment in my opinion.
Low impact exercising can be a better activity type of an overweight individuals. Lower impact exercise are much easier for those who are first starting out in their exercising journey and those who are carrying more weight on them. These exercises provide the adequate target heart rate but cause less trauma to the already stressed out joints, like the knees and ankles.
Once they lose some weight, it'll be better for the to increase their intensity.