It has been used by athletes such as A. J. Soares[4] and Olympic swimmer Michael Phelps[30] as well as other celebrity endorsers[31] and is getting to become "common practice" among athletes[29][19][32] from different sports, including American football,[33] association football (soccer),[2][4] long distance running,[6][8][22] rugby,[1][26] tennis,[34] volleyball,[5] and other sports. There was a report that sports equipment manufacturers are considering different designs for ice baths.[35] In the summer of 2014, as a fundraising method, the nonprofit ALS Association, which raises money for research and public awareness of amyotrophic lateral sclerosis or ALS, also known as Lou Gehrig's Disease, began the Ice Bucket Challenge which involved donors filming themselves and challenging other donors to participate and then being doused with a bucket of ice cold water; as a fundraising effort, it raised $16 million over a 22-day period.[36][37]