This month, the Texans begin their fourth offseason workout program under head coach Bill O'Brien. Players return to NRG Stadium on April 17 for the start of the nine-week voluntary offseason program.
Here are other important dates on the 2017 offseason schedule:
April 17: Offseason workouts begin
April 17-21: Offseason workouts (Phase 1, Week 1)
April 24-28: Offseason workouts (Phase 1, Week 2)
May 1-5: Offseason workouts (Phase 2, Week 3)
May 8-12: Offseason workouts (Phase 2, Week 4)
May 12-14 Three-day rookie minicamp
May 15-19: Offseason workouts (Phase 2, Week 5)
May 22: Start of OTAs (organized team activities)
May 22-May 23, May 25: OTA #1, 2, 3 (Phase 3, Week 6)
May 30-31, June 1: OTA #4, 5, 6 (Phase 3, Week 7)
June 5-6, June 8-9: OTA #7, 8, 9, 10 (Phase 3, Week 8)
June 13-15: Mandatory Minicamp (Phase 3, Week 9). This is the only portion of offseason workout program that is mandatory.
Phase One consists of the first two weeks of the program with activities limited to strength and conditioning and physical rehabilitation only.
Phase Two consists of the next three weeks of the program. On-field workouts may include individual player instruction and drills as well as team practice conducted on a "separates" basis. No live contact or team offense vs. team defense drills are permitted.
Phase Three consists of the next four weeks of the program. Teams may conduct a total of 10 days of OTA activity. No live contact is permitted, but 7-on-7, 9-on-7, and 11-on-11 drills are permitted.
The Houston Texans roster in photos. (Updated 3/2/2021)

ILB, Tyrell Adams #50

TE, Jordan Akins, 88

DT, Auzoyah Alufohai, #98

P, Bryan Anger, 9

CB, Cornell Armstrong, 30

C/G, Beau Benzschawel #62

DT, Ross Blacklock #90

ILB, Curtis Bolton #47

DT, Andrew Brown, #97

TE Pharaoh Brown #85

C, Cohl Cabral #72

WR, Randall Cobb #18

ILB, Dylan Cole, 51

CB, Gareon Conley, 22

WR, Brandin Cooks #13

WR, Isaiah Coulter #82

WR, Keke Coutee, 16

CB, Keion Crossen, 35

ILB, Zach Cunningham, 41

DE, Brandon Dunn, 92

OLB, Duke Ejiofor, 53

ILB, Kyle Emanuel, 56

K, Ka'imi Fairbairn, 7

TE, Darren Fells, 87

G, Hjalte Froholdt #77

OL, Zach Fulton, 73

CB, Phillip Gaines #29

FB, Cullen Gillaspia, 44

OLB, Jonathan Greenard #52

ILB, Nate Hall, 48

NT, P.J. Hall #96

WR, Chad Hansen, #17

CB, Vernon Hargreaves III #26

T, Charlie Heck #67

RB, Dontrell Hilliard, #22

OL, Tytus Howard, 71

RB, Buddy Howell, 38

RB, David Johnson #31

CB, Lonnie Johnson, Jr., 32

T, Roderick Johnson #63

LS, Anthony Kukwa #45

LB, Jacob Martin, 54

QB, AJ McCarron #2

LB, Benardrick McKinney, 55

OLB, Whitney Mercilus, 59

WR, Steven Mitchell, Jr., 11

S, A.J. Moore, 33

S Eric Murray #23

DE, Charles Omenihu, 94

S, Jonathan Owens, 36

RB, Scottie Phillips, #40

G/T Brent Qvale #76

WR, Damion Ratley, #19

CB, John Reid #34

S, Justin Reid, 20

OLB, Brennan Scarlett, 57

OL, Max Scharping, 74

S, Michael Thomas #28

TE, Kahale Warring, 81

DL, Carlos Watkins, 91

QB, Deshaun Watson, 4

LS, Jon Weeks #46