Answer:
True
Explanation:
Free radicals are unstable molecules that lost an electron and will seek to replace it as it gives rise. These are formed from oxygen and although about 95% of the oxygen we consume is for energy, the rest generates these harmful molecules.
Free radicals cause aging, DNA alterations and <u>cardiovascular diseases</u>, arteriosclerosis, diabetes, increase levels of bad cholesterol and <u>cancer</u>.
There are also other elements that increase the number of free radicals in our body and these are: tobacco, radiation, excessive consumption of processed foods, pesticides and industrial pollution.
Answer:
Three layers of tissue form the heart wall. The outer layer of the heart wall is the epicardium, the middle layer is the myocardium, and the inner layer is the endocardium.
Answer:
Washing hands
Explanation:
Washing your hands with soap and water, thoroughly and frequently.
The acronym SPORT (in terms of fitness training) stands for Specificity Progression Overload Reversibility Tedium
SPORT acronym (in terms of physical education) stands for Spirit, Perseverance, Optimism, Respect, Teamwork.
Explanation:
Specificity means that each sports activity is specific or unique to each person with regard to specific fitness, training and other factors required for that specific sport.
Progression depicts gradual improvement in the fitness level and sports activity and achievement level.
Overload refers to the muscle load that requires to build the muscles with respect to the sporting activity or fitness level
Reversibility refers to initiating training from the first in case of any injury or break in training
Tedium indicates a need for variety in fitness, exercise or sport training programs
Spirit increases the achievement in sports. Perseverance with optimism is required to win in the sports activity through repeated practices. good respect to the team members and efficient teamwork leads to victory in sports.
