What is the best way to access DeFi?

Could you please elaborate on the best way to access decentralized finance, or DeFi? Are there specific platforms or wallets that are more popular or secure for engaging with DeFi applications? Is there a particular protocol or technology that stands out as the most effective means of accessing DeFi services? Additionally, are there any potential risks or challenges that one should be aware of when navigating the DeFi landscape? Understanding the best practices and considerations for accessing DeFi would be greatly appreciated.