The world used about 139 million metric tons of single-use plastic in 2021, or roughly 18 kg per person.

Sit-ups won’t flatten the stomach by themselves; fat loss comes from a calorie deficit plus 150–300 minutes of activity and balanced core training.

The world discarded about 139 million tonnes of single-use plastic in 2021, up from 133 million tonnes in 2019, with low recycling rates.

With COVID, smell loss ranges from mild blunting to total loss; most people regain near-normal smell within 3–6 months.

Smoking weed is too much when it brings dependence signs, harms daily life or health, or you can’t reduce use even after trying.

In the U.S., smoking costs about $1,800–$7,200 per year in cigarette purchases, with extra charges like insurance pushing totals much higher.

Throat cancer risk from smoking rises with pack-years; there’s no safe amount, and quitting starts lowering that risk within a few years.

Any smoking raises cancer risk; the more you smoke and the longer you smoke, the higher the cancer risk—there is no safe level.

Circumcision removes the foreskin; newborn procedures typically excise a ring of preputial skin and leave a 2–5 mm mucosal collar.

No, there is no safe amount of daily smoking; even one cigarette raises heart, stroke, and cancer risk.