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Ever since the inception of the Human Immunodeficiency Virus (HIV) outbreak, over 70 million people have contracted the deadly disease, while about 35 million people have died.

According to the World Health Organisation (WHO) 36.7 million persons are living with HIV globally.

While the burden of the epidemic continues to vary considerably between countries and regions, an estimated 0.8% of adults aged 15–49 years worldwide are living with HIV.

Researchers from France and Brazil in a new study, have established a link between “ultra-processed” foods including cookies, fizzy drinks, sugary cereals and cancer.

The researchers utilized data from nearly 105,000 French adults who completed online questionnaires detailing their intake of 3,300 different food items.

This was compared to cases of diagnosed cancer among the group.

Scientists at the University of Colorado Boulder conducted a review of existing imaging data that looked at the effects of alcohol and marijuana, or cannabis, on the brain. Their findings linked alcohol consumption with long-term changes to the structure of white matter and gray matter in the brain.

According to a new study, Large filter feeders, such as whales and sharks as well as other marine species are increasingly at risk from ingesting tiny plastic particles in the ocean.

The new study which was published in the journal Trends in Ecology and Evolution, advises more research on the megafauna of the oceans, as the effects of microplastics on them is currently not well understood.

Scientists say species such as baleen whales and basking sharks, which feed through filtering seawater for plankton, are ingesting the tiny particles of plastic which now appear to permeate oceans throughout the world.

The House of Representatives on Wednesday moved to halt the alarming increase in medical tourism among public office holders in the country. In a bill sponsored by Hon. Sergius Ogun, the House is seeking to prohibit international trips for medical treatment by public officers without approval and strengthen health institutions for efficient service delivery.

The eyes play one of the most significant role in the human senses and keeping it healthy assist maintain a good eye sight for the duration of any individual's lifespan. Millions of people experience eye problems each year ranging from partial alteration of the eyes normal functionality to permanent vision loss or blindness. While some of these ailments are not easily prevented, others can be prevented by proper care or corrected with contact lenses.

The National Eye Institute estimate that in the years between 2010 and 2050, the number of individuals affected by the commonest eye diseases including age-related macular degeneration (AMD), cataracts, diabetic retinopathy and glaucoma will double.

Many of us are resigned to the fact that as we age, our eyesight will deteriorate. But could we improve our vision, protect our sight, and prevent many of the diseases that compromise the health of our eyes?