NFL star Colin Kaepernick has declined to stand for the US national anthem.
When athletes take a stand on sociopolitical issues, they have a public profile by which to showcase their views. But they face criticism that it is not their 'place' to comment on sensitive matters.
Smoking therapy – not recommended.
Smoking causes 96,000 premature deaths a year in the UK. The fact that it protects against Parkinson's disease is not a reason to take up the habit.
ICU image via www.shutterstock.com.
Boxer Muhammad Ali died of septic shock, after being admitted to the hospital for a respiratory problem. Despite the fact more than a million people are hospitalized with sepsis each year, fewer than half of Americans know what the word sepsis means.
Muhammad Ali pictured in Germany in 1976.
The boxer's death follows hard on the heels of David Bowie and Prince. The world is losing global icons and learning how to grieve using new and democratic tools.
Muhammad Ali is still front of mind in any discussion of the most important sportsman ever.
Muhammad Ali was much bigger than boxing. He came, from the late 1960s onwards, to symbolise resistance to racism, militarism and inequality.
Various boxing authorities have ranked Muhammad Ali as the best heavyweight boxer in history.
Central to the celebrity Muhammad Ali achieved was his exceptional ability as a boxer.
Hungry: Cassius Clay prepares to meet Henry Cooper, 1960.
He moved from fearsome warrior to benevolent monarch and then benign venerated figure. Now Ali has moved on again.