I would choose c if I were u
Answer:
speed is of tense past tense future tense and present tense
Answer:
Laughter can have many positive effects on people's emotional and physical well being. Laughter can improve your immune system, reduce anxiety, and even prevent heart issues. There have been many studies into laughter effects both physically and emotionally. Laughter can improve your life and improve long term health.
Laughter can improve your immune systems. According to Robinson, Lawrence's article "Laughter Is the Best Medicine," "Laughter decreases stress hormones and increases immune cells and infection-fighting antibodies, thus improving your resistance to disease." Laughters effects can improve patients immune system giving them a better chance to fight disease and strength antibodies. Happiness and positive thoughts can release neuropeptides which can fight potentially dangerous diseases. Laughter induces happy or positive thoughts which have much more beneficial effects than negative thoughts which can decrease your immune system. Your immune system is vital to your body and laughter can strength it.
Laughter can reduce tension and muscle pain. "Laughter can also stimulate circulation and aid muscle relaxation, both of which can help reduce some of the physical symptoms of stress." ,states a Mayo Clinic article titled "Stress relief from laughter? It's no joke" Laughter also may produce natural painkillers to reduce pain. Laughter reduce physical tension and stress allowing the body to relax and destress. Hormones called endorphins are released from laughter which can temporarily reduce pain. Muscle pain and tension can be helped be something as simple as laughing.
Laughter can prevent some heart problems. "Laughter improves the function of blood vessels and increases blood flow, which can help protect you against a heart attack and other cardiovascular problems.", according to Robinson, Lawrence's article "Laughter Is the Best Medicine". Laughter increases oxygen intake in the heart which increase endorphins in your brain. Stress can indirectly lead to heart problems but, laughter decreases stress. Laughter can also decrease blood pressure and slow your heart rate. With anti-inflammatory properties laughter is overall a healthy way to protect your heart.
In conclusion, laughter can have many positive effects on people's emotional and physical well being. Laughter can improve your immune system, decrease tension, reduce muscle pain, and prevent some heart problems. Stress can have serious effects on the body and laughter can decrease stress. Decreasing stress can improve your health and life. Laughter can have many beneficial effects on both body and mind.
Explanation:
When something isn’t smooth or has a flat surface
