4. We now know exactly why olive oil is because of​

Olive oil is extremely healthy. It's not only loaded with beneficial fatty acids and powerful antioxidants but also a dietary staple for some of the world's healthiest populations. However, many people believe that it's unsuitable for cooking due to its unsaturated fat content

olive oil is considered best for Heart and it's the fact that half of India uses olive oil to stay fit so whenever u r going to fry anything use this

the amount of sleep your body needs on a regular basis is called

it is an infinitive phrase with a subject.