Sports And Fitness
API-NBA (API-Sports)
API-Sports' NBA data API, exposing leagues / seasons / teams / players / games / statistics / standings endpoints, metered by requests-per-day: Free = 100 req/day, Pro $19/mo = 7,500 req/day, Ultra $29/mo = 75,000 req/day, Mega $39/mo = 150,000 req/day, accessible directly at v2.nba.api-sports.io or via RapidAPI
ApiMedic
ApiMedic offers a medical symptom checker API primarily for patients.
balldontlie
A sports-data API covering NBA, WNBA, NFL, MLB, NHL, and 20+ leagues, priced per sport: the free tier exposes only Teams / Players / Games at 5 req/min, All-Star ($9.99/mo) raises that to 60 req/min and unlocks per-game player stats plus injuries, and GOAT ($39.99/mo) gives 600 req/min with season averages, advanced stats, box scores, standings, odds, and player props