Should a 70 year old ride a bike?

Is it advisable for a 70-year-old individual to take up cycling as a form of exercise or transportation? Considering the potential risks associated with falls and injuries, does the age factor outweigh the potential benefits of cycling, such as improved cardiovascular health, increased mobility, and mental well-being? Additionally, are there any specific safety precautions or modifications that should be taken into account to ensure a SAFE and enjoyable cycling experience for seniors?