Environment

Could more acidic air keep viruses from spreading

Aerosols in indoor air can vary in acidity, and the acidity determines how long viruses remain infectious in the air, research finds.

Time in nature can increase your well-being

In a study from UCL and elsewhere, scientists found nature is a powerful tool that can be harnessed by social prescribers to improve people's...

Keeping your skin moisturized in cold, dry weather

Dry skin is a common companion during end-of-year festivities, but why is our skin more prone to losing hydration during this time? A dermatologist with...

These places may harm people with high blood pressure, heart disease

In a study from the American Heart Association, scientists found visiting high-altitude locations may be dangerous for people with high blood pressure or certain...

Heart doctor tells why heart disease events spike in winter, symptoms to watch for,...

Whether it's because of the cold weather, holiday and family stress, lack of routine or all of the above, heart attack and stroke rates...

Very hot and cold days may increase death risk in heart disease

Extreme temperatures – both hot and cold – may increase the risk of dying for people with heart disease, especially those with heart failure.

How to deal with bad air quality

Even though you can’t see it, the air you breathe can affect your health.

Hot weather linked to higher stroke risk in older people

In a study from Tsuyama Central Hospital and Okayama University, scientists found emergency visits for stroke increased after a heatwave.

Our planet has generated lots of new lakes in recent years. That brings problems

The number of lakes on our planet has increased substantially in recent decades, according to a unique global survey of 3.4 million lakes.

Decades of air pollution could weaken the immune system

The diminished power of the immune system in older adults is usually blamed on the aging process. But air pollution also contributes.