Health

Home stretch: India leads the way on International Yoga Day

Indian Prime Minister Narendra Modi led the way for International Yoga Day on Friday, performing sun salutations and other flexible feats in a mass session with an estimated 30,000 other devotees of the discipline.

Diseases, Conditions, Syndromes

Prevent illness by preventing tick bites

Ready or not, ticks are out. Lyme disease is the most common tick-borne illness, but it's not the only concern, says Dr. Bobbi Pritt, a parasitic diseases expert at Mayo Clinic.

Immunology

How our environment can induce allergies even before we're born

Is this the worst Northern Hemisphere allergy season yet? For many people – both those who've suffered before and newcomers to the annual sniffling, coughing mess that accompanies springtime – it seems like there are ...

Psychology & Psychiatry

It's sometimes called 'the winter blues'

With winter in the northern hemisphere approaching, it's not uncommon for people to feel sluggish or moody. Those symptoms can be typical of someone experiencing seasonal affective disorder (SAD), a type of depression that ...

Medications

Questioning seasonal variation in antibiotic prescribing

In the Northern hemisphere, cold and flu season usually strikes in late fall and early winter. Both are really unpleasant, but can't be treated by antibiotics because viruses cause the common cold and influenza. Antibiotics ...

Neuroscience

Seasonal MS relapse onset seen in both hemispheres

(HealthDay)—Seasonal relapse onset in multiple sclerosis occurs in both hemispheres and varies with latitude, according to a study published in the December issue of the Annals of Neurology.

page 1 from 3

Northern Hemisphere

Coordinates: 45°0′0″N 0°0′0″E / 45°N 0°E / 45; 0

The Northern Hemisphere is the half of a planet that is north of the equator—the word hemisphere literally means 'half sphere'. It is also that half of the celestial sphere north of the celestial equator. Earth's northern hemisphere contains most of its land area and most of its human population (about 90%).

This text uses material from Wikipedia, licensed under CC BY-SA