From the beginning of tornado season in April to its end in August, EF rankings for one tornado after another might blow by and leave your head spinning. However, the tragic death of a toddler and the ...

BUFFALO, N.Y. (WIVB) — When a tornado tears through an area, the main question after the fact is, “How strong was it?” That’s where the Enhanced Fujita Scale, more commonly known as the EF scale, ...

Dear Doctor K: My husband has heart failure. His doctor often uses the term "ejection fraction." Can you explain what this means? Dear Reader: With heart failure, the heart is still pumping it's just ...