Stephen Hawking Hospitalized

World renowned author and scientist Stephen Hawking was hospitalized today and is "very ill," CNN reports.

Hawking suffers from ALS, more commonly known as Lou Gehrig's disease. Though he is wheelchair-bound, Hawking has defied the odds and survived much longer than most ALS patients.

Many Twitterers expressed get well wishes:

1. 
   HueinaSu Please #pray4 Stephen Hawking who is very ill. http://tinyurl.com/dbo3hp
2. 
   D4MO “When one's expectations are reduced to zero, one really appreciates everything one does have” - Stephen Hawking. Get well soon, Sir
3. 
   LShay prayers and good vibes for Stephen Hawking, he's only 67 and has much more to bring to the world. #stephenhawking
4. 
   lisa_goodfellow the next celebrity to die?? no, not lindsay lohan, stephen hawking....huh?
5. 
   davidcgordon Get well Stephen Hawking.