That didn't stop her from crushing her competitor, who's now ranked at No. 70 in the world.
The outfit called to mind Williams' black "catsuit" that she wore at the 2002 U.S. Open. I always wanted to be a super hero, and it's kind of my way of being a super hero.
"So it will be a really good, another good show for me".
The three-time champion at Roland Garros will next take on Australian Ash Barty in the second round.
Williams made her return to the Roland Garros courts in a skintight black catsuit, saying she does so for a couple reasons.
Speaking to Britain's Harper's Bazaar, she said: "Honestly, sometimes I think I still have to deal with it". So there is definitely a little functionality to it.
"I'm not going to play if I don't think [I can win]", she proclaims.
"That's one of the things that she has that is special, she feels the moment in the matches and lifts her level when it's necessary and I think she did well", said the Frenchman.
Pliskova, ranked 70th in the world, said she expected Williams would not play as well as she did - the Czech player out-aced Williams - but the 23-time grand slam victor proved to be a tough opponent as usual.
Williams then trailed 0/3 before eventually taking the set when Pliskova, who had never won a match at the tournament in three previous visits, put a forehand wide. So, on top of just looking downright badass, it turns out the catsuit helped optimize her performance given her medical condition.
"I knew that after Pliskova's first game of serving, I said, 'OK, I have to serve really well today, ' " Williams said.
After winning the 2017 Australian Open while secretly pregnant, Serena took the rest of the season off and welcomed her baby girl with now-husband Alexis Ohanian on September 1.
The last time she had been spotted on a court was in a first-round loss to Naomi Osaka in Miami in March.
"Being a father is very nice, but it also has drawbacks", said the 36-year-old Ferrer.
"I have given tennis so much, and tennis has actually given me a lot, and I couldn't be more grateful". She refuses to step back, she reaccelerates the ball, so they're really impressed every time. And she did it all in a sleek black catsuit.
Williams hopes to empower women to express their creativity and individuality through her new fashion collection.
The Office of the Privacy Commissioner said Monday that both financial institutions have notified it about the issue. The risks are clearly on the rise, said cybersecurity expert Satyamoorthy Kabilan at the Conference Board of Canada.
Reacting to comments from the Saudi oil minister, crude oil prices have fallen more than $5 per barrel in the past few days. US West Texas Intermediate crude was down $1.05, or 1.55%, at $66.83 a barrel, sitting around its lowest since 17 April.
Double Gear - When at critical health, Mega Man can unleash maximum power and deftly maneuver in the direst situations. Once activated, the Double Gear System will be able to slow down time for a few seconds.
The Warriors are one win away from a fourth straight NBA Finals, while the Rockets seek their first Finals trip since 1995. With the possibility of playing this game without Chris Paul , Harden might need to explode for 40 points or more.
Should the Cavaliers lose, James' Finals record will drop to 3-6 - and his critics will pounce again. Both defenses played well, but the shots were just not falling for both teams for much of the game.
After Apollo 12, other notable missions for Bean included commanding a crew on board the Skylab orbital workshop. From left are Lunar Module Pilot Alan Bean; Command Module Pilot Richard Gordon and Commander Charles Conrad.
Alberto was more of a rainstorm than a wind threat, but the National Weather Service said at least one tornado had been confirmed. For Wednesday, forecasters called for what ABC 11 meteorologist Don Schwenneker called "hit or miss" areas of rain to develop.
In the past, Nick Jonas has dated Miley Cyrus, Selena Gomez, Gigi Hadid, Kendall Jenner and Rita Ora among several others. She spent some quality time with her family and nieces and even posted pictures of the same on her social media.
One sight during the flood: a handmade, white flag hung from an upper story of a Main Street building bearing the letters SOS. The warning is in effect until 7:30 p.m. "I do encourage everybody to stay away from Ellicott City, if you're not there".
Artillery strike kills 50 Taliban chiefs in Afghanistan
Three attackers, wearing military uniforms, detonated explosives while the others were shot by government troops, officials said. Sources also said police have not handed over the armored vehicles, used by the attackers, to the NDS for investigation.
Wildwood Police Release Bodycam of Beach Arrest
After a bystander tells the officer to refrain from throwing blows, Weinman yells out, "you're not allowed to beat me like that". When he tries to arrest her, she resists and hurls expletives as they struggle in the sand. "They're choking me.
Russian opposition journalist shot dead in Kyiv
Russian journalist Arkady Babchenko , widely reported to have been assassinated in Kiev on Tuesday, is alive and well. A top lawmaker says Russia is willing to help Ukraine investigate the murder of a Russian journalist.
‘Solo’ Sputters In Takeoff With $83.3M At Box Office
The estimates for the movie's three-day opening weekend are here and things aren't looking good for the beloved Nerf Herder . In fact, " Solo " is now forecast for a four day holiday weekend of $105 million to $115 million domestically.
Man held in Venezuela for 2 years is welcomed home by Trump
They also ask to be allowed to meet Holt and his wife before making any public statements . "We're just so grateful", Derek said. Josh Holt's parents praised Trump, other administration officials and lawmakers involved in securing his and his wife's release.
Top Korean aide lands in Singapore as summit looms
According to the State Department, the USA team met with North Korean officials at the same DMZ site, the village of Panmunjom. A "pre-advance" team of US officials has also traveled to Singapore to meet with North Koreans there, the White House said.
Dhoni’s Chennai defy age to claim IPL title
We found that the guys who get on a roll - the Rayudus, Watsons, Dhonis, Rainas - they take you deep in the tournament. Watson has had longstanding hamstring problems which has worsened as the gruelling IPL season reached the finale.