Complex sentence: Hawking was diagnosed with amyotrophic lateral sclerosis (ALS, also known as Lou Gehrig's disease), yet even aware of his consequent shortened life expectancy and limitations, the couple married in 1965 in their shared hometown of St. Albans.
Split into simpler sentences: Hawking was diagnosed with amyotrophic lateral sclerosis (ALS, also known as Lou Gehrig's disease). Even aware of his consequent shortened life expectancy and limitations, the couple married in 1965 in their shared hometown of St. Albans.