Reasons for weakened immunity system is nutrient deficiency, lack of rest, abusive use of body. Other reasons for lower immune levels are medical or surgical procedures.

Symptoms of weakened immune system are frequent fungal infections and allergic reactions. Signs of lower immunity levels are constant fatigue, tiredness, lethargy.

For prevention of weakened immunity system stop bad habits like alcoholism, drug abuse, smoking etc. To avoid lower immune level; do exercise and take healthy diet.

Vitamins for weak immune system are C and E. Foods for boosting immunity system should include omega 3 fatty acids, beta carotene, Vitamin E, zinc and selenium.